Science review test- More like a unit test :I

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Question 1 of 70

What does HHPS stand for?

Select one of the following:

Hazardous Household Poisonous Materials
Hazardous household Products Symbols
Household Hazardous Proper Symbols
Household Hazards Proper Style

Explanation

Question 2 of 70

What does WHMIS stand for?

Select one of the following:

Workplace Hazardous Materials Information System
Workplace Hazards Might Inform Salvation
Workplace Hazardous Material Information system
Workplace Hazardous Maybe Informational System

Explanation

Question 3 of 70

If there is a triangle around the picture the container is dangerous

Select one of the following:

True
False

Explanation

Question 4 of 70

If there is an octagon around the picture the container is dangerous

Select one of the following:

True
False

Explanation

Question 5 of 70

If there is an octagon around the picture the contents are dangerous

Select one of the following:

True
False

Explanation

Question 6 of 70

Which of these are WHMIS symbols?

Select one or more of the following:

Oxidization
Bio-hazardous infectious materials
Flammable
Compressed gas
Harmful to the environment
Explosive
Health hazard
Harmful
Poison
Harmful to children

Explanation

Question 7 of 70

Which of these is the WHMIS symbol for flammable

Select one or more of the following:

Explanation

Question 8 of 70

Which of these are HHPS symbols?

Select one or more of the following:

Explanation

Question 9 of 70

what does this symbol stand for?

Select one of the following:

Materials Causing Other Toxic Effects
Tractability
Poisonous Materials
Costly Effects if Touched

Explanation

Question 10 of 70

Materials that are harmful to the environment are:

Select one or more of the following:

Deodorant
Hairspray
Laundry detergent
Water
Orange peels

Explanation

Question 11 of 70

Have you reviewed your notes lately?

Select one of the following:

Explanation

Question 12 of 70

Define a colloid

Select one of the following:

Light does not go through suspension
Light goes through suspension
A fluid that cannot be separated

Explanation

Question 13 of 70

What are methods of separating a colloid?

Select one or more of the following:

Sifting
Distillation
Evaporation
Filtration
Absorption
Boiling
Funnels
Strainer
Find the density
Volume

Explanation

Question 14 of 70

Which of these are separation methods?

Select one or more of the following:

Sifting
Evaporation
Reverse Osmosis
Rotational Force
Chemical Seperation
Stirring
Nuclear seperation
Just leave it to the professionals

Explanation

Question 15 of 70

This is the symbol for bio-hazardous materials right? If so than HIV, AIDs, Hepatitis B and salmonella are all sicknesses that are caused by bio-hazardous materials, true or false?

Select one of the following:

True
False

Explanation

Question 16 of 70

What does this symbol mean and what do products with this symbol on them do to the user if used inappropriately?

Select one of the following:

Oxidization, products can burn the inside of your body
Flammable, products can easily catch on fire
Exploding bomb, products can easily blow up
Harmful, can cause irritation to eyes and skin
Flammable, products can burn the inside of your body

Explanation

Question 17 of 70

Which of these are WHMIS symbol names?

Select one or more of the following:

Harmful to the environment
Flammable/combustable
Compressed gas
Exploding bomb
Corrosion
Oxidizing
Health hazard
Bio-hazardous infectious materials
Harmful
Poisonous

Explanation

Question 18 of 70

How many levels are there of bio-hazardous materials and how are they ranked?

Select one of the following:

Four levels, ranked by type of bacteria and what kind of diseases/viruses they inflict
Two levels, ranked by how many types of bacteria there are in one category
Eight levels, ranked by how many people die per disease caused by bacteria
One level, all bacteria that cause diseases go under the same category

Explanation

Question 19 of 70

What is absolutely everything made of?

Select one of the following:

Particles
Atoms
Neutrons
Curry

Explanation

Question 20 of 70

What are the four rules of the particle model?

Select one or more of the following:

All matter is made up of tiny particles
Particles never stop moving
Particles are attracted to each other, some more than others
There is space between the particles
Particles always move faster when around each other
Particles are always in one of the three states of matter
Particles can be swallowed by other particles

Explanation

Question 21 of 70

Water is the universal solvent because it is the most accessible

Select one of the following:

True
False

Explanation

Question 22 of 70

Salt is the universal solute because it dissolves in almost any aqueous solvent

Select one of the following:

True
False

Explanation

Question 23 of 70

What does solubility depend on?

Select one of the following:

Type of solvent,Type of solute, and the temperature
Type of solute, stirring material, and the temperature
Type of water, how cold your freezer is, and how much you have in the beaker

Explanation

Question 24 of 70

Different substances are made of different particles

Select one of the following:

True
False

Explanation

Question 25 of 70

There are more particles in a given volume of a solid then there are in the same volume of a liquid

Select one of the following:

True
False

Explanation

Question 26 of 70

What kind of movements are particles making when they are in solid form?

Select one of the following:

Wiggling in place
Not moving at all
Slowly drifting from side to side
Quickly flying all over the place

Explanation

Question 27 of 70

What kind of movements are particles making in liquid form?

Select one of the following:

Particles are sliding around and over each other
Particles are sliding around as if they were on ice
Particles are barely moving
Particles are moving
Particles are moving quickly
Particles are moving faster

Explanation

Question 28 of 70

What king of movement are particles making when they are in gas form?

Select one of the following:

Particles will move as far as the space they are in will allow them to
Particles are flying all over the place
Particle are barely moving

Explanation

Question 29 of 70

Does temperature effect solubility? How so or how not?

Select one or more of the following:

Temperature does not effect solubility.
Temperature effects solubility by making the particles closer together so that other particles cannot slide in between them. No matter what temperature you heat or cool the solvent to, this will always be the same.
Temperature does effect solubility. When heated, particles spread out and when cooled particles get closer together, either allowing particles to go in between each other or not. The hotter the solvent, the higher the saturation point, vice versa.
Temperature does not effect solubility because the particles do not react to different temperatures. They kind of just do what they want as the travel around and between each other.

Explanation

Question 30 of 70

Cool air is energy

Select one of the following:

True
False

Explanation

Question 31 of 70

Heat is energy

Select one of the following:

True
False

Explanation

Question 32 of 70

Water can go between all three states of matter

Select one of the following:

True
False

Explanation

Question 33 of 70

How does temperature effect viscosity of a fluid? Does it? Explain-

Select one or more of the following:

Temperature effects viscosity because the more energy, the more particles will move and the fluid will have a lower viscosity. Vice versa.
Temperature does not effect the viscosity of a fluid because the viscosity of a fluid depends on the types of particles it is made of.
Temperature effects the viscosity of a fluid by making the fluid almost a solid if it has any viscosity at all, if it has no viscosity then it will be like water.

Explanation

Question 34 of 70

What is the definition of density?

Select one or more of the following:

The amount of matter in a given volume
The mass
The mass of the solid in liquid form

Explanation

Question 35 of 70

What is the formula to find density?

Select one of the following:

Divide the mass by the volume in order to find the density
Multiply the mass by the volume in order to find density
Subtract the mass from the volume in order to find the density
Add the mass to the volume in order to find the density

Explanation

Question 36 of 70

When heated the mass changes

Select one of the following:

True
False

Explanation

Question 37 of 70

When heated the mass and density changes but not the volume

Select one of the following:

True
False

Explanation

Question 38 of 70

According to the particle model:

Select one of the following:

For each substance, the number of particles in a given volume remains constant if the temperature is kept constant.
For each substance, the amount of the particle never changes no matter how hot of cold the substance is.
For each substance, the amount of heat is evenly distributed to all of the particles so that the substance will have a consistent weight.

Explanation

Question 39 of 70

What happens to a substance as it heats?

Select one or more of the following:

The particles move faster
The particles spread apart
The volume increases
The density decreases
The particles slow down
The particle eventually stop moving

Explanation

Question 40 of 70

A substance has greater density in its solid state than in its liquid state

Select one of the following:

True
False

Explanation

Question 41 of 70

Why does hot air rise?

Select one of the following:

Because hot air has more space between the particles so it becomes lighter, vice versa.
Hot air doesn't rise
Hot air rises because of air pollution

Explanation

Question 42 of 70

Why does wood float on water?

Select one of the following:

Because the water has a greater density than the wood
Because the wood has a greater density than the water
Because the water is warmer than the wood
Because the water is colder than the wood

Explanation

Question 43 of 70

The greater the friction or rubbing between particles in any fluid, the higher the viscosity. Therefore, fluids with a high viscosity do not flow as easily as fluids with a low viscosity.

Select one of the following:

True
False

Explanation

Question 44 of 70

What is the definition of buoyancy?

Select one of the following:

How something floats
Whether or not something sinks
How something sinks
The mechanics of gravity

Explanation

Question 45 of 70

An object will sink when its density is greater than the fluid its in.

Select one of the following:

True
False

Explanation

Question 46 of 70

The liquid pushes the object back up with an opposite force. This is called:

Select one of the following:

Buoyant force
Gravity
Lift
Thrust
Drag

Explanation

Question 47 of 70

How do you know when a solvent has reached its saturation point?

Select one or more of the following:

When there are large buildups of the solute on the bottom of the beaker/container.
When there are bits of the solute flying around in the solvent.
A solvent never reaches the saturation point.
What's a saturation point?

Explanation

Question 48 of 70

Define the characteristics of a homogenous solution:

Select one of the following:

(Solution)- Every part of the mixture looks the same. Mixtures that look as if they only have one set of properties, they are blended so thoroughly that every part of the mixture will contain equal amounts of the matter it is made of. No matter rest/separates
(Mechanical mixture)- Every part of the mixture looks the same. Mixtures that look as if they only have one set of properties, they are blended so thoroughly that every part of the mixture will contain equal amounts of the matter it is made of. No matter rest/separates
(Mechanical mixture)-A mixture that contains two or more materials that are still visible.

Explanation

Question 49 of 70

Define a heterogeneous solution:

Select one of the following:

(Solution)-Mixture that contain two or more materials that are still visible.
(Mechanical mixture)-Mixture that contain two or more materials that are still visible.
(Solution)-Every part of the solution looks the same and does not rest/separate.
(Mechanical mixture)-Every part of the solution looks the same and does not rest/separate.

Explanation

Question 50 of 70

Mixture definition: Combination of two substances such that each of the properties are not lost, but may be hidden. Ex. Soda, can taste sugar but can't see it.

Select one of the following:

True
False

Explanation

Question 51 of 70

Select the correct classifications of matter.

Select one or more of the following:

All matter is made up of either pure substances or a mixture of substances.
Matter does not have any classifications.
Matter is made up of particles, Particles are always moving, they have space between them, they are attracted to each other (some more than others), all matter is made up of tiny particles.

Explanation

Question 52 of 70

Which of these are pure substances?

Select one or more of the following:

Gold
Iron
Calcium
Lipstick
Fries
The Iphone X

Explanation

Question 53 of 70

Which of these are not pure substances?

Select one or more of the following:

Carbon
Steel
Soda
Apple juice

Explanation

Question 54 of 70

Pure substances are substances that can be separated into other substances.

Select one of the following:

True
False

Explanation

Question 55 of 70

Which of these are chemical compounds?

Select one or more of the following:

Distilled water
Water
Table salt

Explanation

Question 56 of 70

The WHMIS symbols were changed in 2018 so that they would be the same around the world.

Select one of the following:

True
False

Explanation

Question 57 of 70

What is the definition of a suspension?

Select one of the following:

A mixture in which particles settle slowly
A suspension is no different than a colloid
A solution in which particles settle slowly
A mixture in which particles never settle

Explanation

Question 58 of 70

Particles in a colloid settle.

Select one of the following:

True
False

Explanation

Question 59 of 70

Do particles settle in a colloid?

Select one of the following:

True
False

Explanation

Question 60 of 70

What are some examples of a suspension?

Select one or more of the following:

Orange juice with pulp
Shaving cream
Water
Tea with leaves in it

Explanation

Question 61 of 70

What are some examples of a colloid?

Select one or more of the following:

Shaving cream
Hair gel
Water
Soda
Oxygen
Some aerosols

Explanation

Question 62 of 70

A solute is a solid that can be dissolved into a liquid.

Select one of the following:

True
False

Explanation

Question 63 of 70

A solvent is a liquid that can dissolve solids

Select one of the following:

True
False

Explanation

Question 64 of 70

When a solvent is super saturated can it have anything more dissolve in it?

Select one of the following:

Nope
Yep

Explanation

Question 65 of 70

What are aqueous solutions

Select one or more of the following:

Solutions with water in them
Solutions without water
Solvents that have reached their saturation point

Explanation

Question 66 of 70

To turn a liquid or gas into a solid you need to take away energy

Select one of the following:

True
False

Explanation

Question 67 of 70

Phase change in the process of switching between the states of matter

Select one of the following:

True
False

Explanation

Question 68 of 70

Pressure is when molecules don't move

Select one of the following:

True
False

Explanation

Question 69 of 70

Steam comes from solids

Select one of the following:

True
False

Explanation

Question 70 of 70

Water vapour comes from a liquid

Select one of the following:

True
False

Explanation

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	Created by Aliyah Merritt about 6 years ago

Yes that is a tag

Science review test- More like a unit test :I

Question 1 of 70

What does HHPS stand for?

Select one of the following:

Explanation

Question 2 of 70

What does WHMIS stand for?

Select one of the following:

Explanation

Question 3 of 70

If there is a triangle around the picture the container is dangerous

Select one of the following:

Explanation

Question 4 of 70

If there is an octagon around the picture the container is dangerous

Select one of the following:

Explanation

Question 5 of 70

If there is an octagon around the picture the contents are dangerous

Select one of the following:

Explanation

Question 6 of 70

Which of these are WHMIS symbols?

Select one or more of the following:

Explanation

Question 7 of 70

Which of these is the WHMIS symbol for flammable

Select one or more of the following:

Explanation

Question 8 of 70

Which of these are HHPS symbols?

Select one or more of the following:

Explanation

Question 9 of 70

what does this symbol stand for?

Select one of the following:

Explanation

Question 10 of 70

Materials that are harmful to the environment are:

Select one or more of the following:

Explanation

Question 11 of 70

Have you reviewed your notes lately?

Select one of the following:

Explanation

Question 12 of 70

Define a colloid

Select one of the following:

Explanation

Question 13 of 70

What are methods of separating a colloid?

Select one or more of the following:

Explanation

Question 14 of 70

Which of these are separation methods?

Select one or more of the following:

Explanation

Question 15 of 70

This is the symbol for bio-hazardous materials right? If so than HIV, AIDs, Hepatitis B and salmonella are all sicknesses that are caused by bio-hazardous materials, true or false?

Select one of the following:

Explanation

Question 16 of 70

What does this symbol mean and what do products with this symbol on them do to the user if used inappropriately?

Select one of the following:

Explanation

Question 17 of 70

Which of these are WHMIS symbol names?

Select one or more of the following:

Explanation

Question 18 of 70

How many levels are there of bio-hazardous materials and how are they ranked?

Select one of the following:

Explanation

Question 19 of 70

What is absolutely everything made of?

Select one of the following:

Explanation

Question 20 of 70

What are the four rules of the particle model?