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Exam Practice Science

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Exam Practice Science
Pablo Sharpe
Quiz por Pablo Sharpe, atualizado more than 1 year ago
Pablo Sharpe
Criado por Pablo Sharpe mais de 2 anos atrás
11
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0

Resumo de Recurso

Questão 1

Questão
Select 4 Observing Properties of Matter that you can use your sense
Responda
  • Conducts Electricity
  • Odor
  • Magnetic
  • Creates Static
  • Volume
  • Color

Questão 2

Questão
Select ANOTHER 5 Observing Properties of Matter that you can use your sense
Responda
  • Breakable/Brittle
  • Texture
  • Creates Vibration
  • Unbreakable/Malleable
  • Calibrates Electricity
  • Shape
  • Conducts Heat

Questão 3

Questão
Select the correct 5 Measuring Standard Properties UNITS or VALUES ?
Responda
  • Mass: grams, Kilograms
  • Density : Water, Oil
  • Time: minutes, Seconds, hours
  • Oxidation: Metal, Aluminum
  • Volume: Liters, Milliliters
  • Density: m/v
  • Solid State:
  • Acidity: PH

Questão 4

Questão
Select ANOTHER correct 5 Measuring Standard Properties UNITS or VALUES ?
Responda
  • Light: Lumens
  • Distance: Meters or Centimeters
  • Water Absorption
  • Temperature: Degrees, Celsius or Fahrenheit
  • Textures: Stones
  • Force: Weight
  • Sound: decibels

Questão 5

Questão
In relation to conductivity indicate whether is true or false: Some material can transfer electricity, such as cable and others transfer heat such as wood. We use wires to connect devices, these wires are made of a metal called copper that conducts electricity.
Responda
  • True
  • False

Questão 6

Questão
In relation to Magnetism respond true or false: It's a property whether they are static, or attracted to a stone
Image:
Magneto (binary/octet-stream)
Responda
  • True
  • False

Questão 7

Questão
In relation to Magnetism, responds True or False: Property whether they are magnetic, or attracted to a magnet. Many people use magnets to hold notes on the fridge.
Image:
Magneto (binary/octet-stream)
Responda
  • True
  • False

Questão 8

Questão
What is Solubility?
Responda
  • It is a volume of water that refers how well it dissolves in another material such as water.
  • It is a property of material that refers how well it dissolves in another material such as water.
  • It is a property of density that refers how water it dissolves in another material such as salt.

Questão 9

Questão
Indicate True or False in relation to Mixtures and Solutions: All Solutions are mixtures but not all mixtures are solutions.
Responda
  • True
  • False

Questão 10

Questão
What is a Mixture ?
Responda
  • In a Mixture all materials are placed apart but each material losses its own properties.
  • In a Mixture all solutions are placed together but each material losses its own properties.
  • In a Mixture different materials are placed together but each material keeps its own properties.

Questão 11

Questão
What is a Solution ?
Image:
Solution (binary/octet-stream)
Responda
  • It is a mixture in which substances are spread out evenly and do not settle to the bottom of the container.
  • It is a mixture in which solutions are dried out into a recipient
  • It is a mixture in which water are spread out differently and do not settle to the bottom of the container.

Questão 12

Questão
What is a Solute?
Image:
Solute (binary/octet-stream)
Responda
  • The water that is dissolved in a salt is called solute.
  • The substance that is dissolved in a solution is called solute.
  • The substance that is dried out in a salt is called solute.

Questão 13

Questão
Indicate true or false in relation to to the kind of mixtures. Heterogeneous: Easy to apart and separate substance (coca cola + ice) Homogeneous: Mixture with no boundaries or phases (Chocolate powder + milk)
Responda
  • True
  • False

Questão 14

Questão
Indicate how a mixtures can be separated by
Responda

Questão 15

Questão
What are Atoms ? All Substances are made of atoms; we cannot see atoms because they are too small. It has a specific number of neutrons and protons and atomic weight.
Image:
Atoms (binary/octet-stream)
Responda
  • True
  • False

Questão 16

Questão
What are molecules ? The smallest solvent of a compound that still has the values of that compound is called molecule.
Responda
  • True
  • False

Questão 17

Questão
What are the 3 main States of Matter?
Responda
  • SOLID: Particles of a solid do not slide easily do no slide past each other.
  • PLASMA: is one of the four fundamental states of matter
  • LIQUID: Particles of a liquid can move past each other
  • VAPORATION: Evaporation happens when a liquid turns into a gas.
  • GAS: Particles of a gas move very fast and spread out filling the available space

Questão 18

Questão
Indicates True or False about Molecules: The smallest particle of a compound that still has the properties of that compound is called molecule.
Responda
  • True
  • False

Questão 19

Questão
Indicate True or False about Temperature: It is the measure of how fast the object's particles are moving. The higher the temperature the faster the particles move. We can measure in Celsius or Fahrenheit
Responda
  • True
  • False

Questão 20

Questão
What is the definition of mass?
Responda
  • Mass is the quantity of material in a solution, it is measured in kilograms.
  • Mass is the amount of volume in a solution, it is measured in grams(g) or Milligrams
  • Mass is the amount of matter in a substance, it is measured in grams(g) or kilograms(Kg)

Questão 21

Questão
What is the definition or Volume ?
Responda
  • Volume is the amount of space an object takes up. It is measured in millimeter(ml) .
  • Volume is the density of volume an object takes up. It is measured in Celsius
  • Volume is the amount of density an object takes up. It is measured in grams

Questão 22

Questão
What is the definition of color ?
Responda
  • It is the real volume of a material that can be observed, measured and described.
  • It is a physical property of a material that can be observed, measured and described.
  • It is the physical shape of mass that can be observed, measured and described.

Questão 23

Questão
What is the definition of texture ?
Responda
  • You can weight and measure the material.
  • You can measure and dry the material.
  • You can feel and touch the material.

Questão 24

Questão
What are Physical Changes ?
Image:
Broken Glass (binary/octet-stream)
Responda
  • Physical Changes is a change in some properties of matter that does not form a different kind of matter
  • Physical Changes is a value in some properties of volume that does not form a different kind of area
  • Physical Changes is a mass in some properties of temperature that does not form a different kind of area

Questão 25

Questão
What is a Chemical Change?
Responda
  • Is a change that procedures zero new materials
  • Is a change that procedures one or more new solvents.
  • Is a change that procedures one or more new substances.

Questão 26

Questão
Indicate True or False about the Periodic Table: Atoms have the same number of protons and Electrons. An element is a substance made of only one kind of atom. Protons are positive, Electrons are negative and Neutrons are Neutral. The atomic number = number of protons.
Responda
  • True
  • False

Questão 27

Questão
Indicate the Elements of Hydrogen Element
Image:
Hidrogen (binary/octet-stream)
Responda
  • Atomic Number / Protons
  • Atomic Symbol
  • Name
  • Atomic Mass
  • Number of Molecules
  • Atomic Volume

Questão 28

Questão
Indicate true or false about Endothermic; The Endothermic reaction is a cooler than surroundings.
Image:
Endothermic (binary/octet-stream)
Responda
  • True
  • False

Questão 29

Questão
Indicate true or false about Indicate true or false about Exothermic: The Exothermic reaction is hotter than surroundings
Image:
Endothermic (binary/octet-stream)
Responda
  • True
  • False

Questão 30

Questão
What is density ?
Responda
  • Density = mass ÷ volume
  • Density = mass + volume
  • Density = mass + solvent

Questão 31

Questão
What is the Scale ?
Image:
Mesurement Tools (binary/octet-stream)
Responda
  • It measures density
  • It measures volume
  • It measures mass

Questão 32

Questão
What measures a graduated Cylinder ?
Image:
Cylinder (binary/octet-stream)
Responda
  • It measures mass very large
  • It measures volume very exact
  • It measures density and volume

Questão 33

Questão
What measures a Beaker ?
Image:
Beaker (binary/octet-stream)
Responda
  • It measures volume less exact
  • It measures mas very exact
  • It measures density and volume less exact.

Questão 34

Questão
Indicate true or false in relation to matter: Matter is neither created nor destroyed, it only changes (Isaac Newton)
Responda
  • True
  • False

Questão 35

Questão
Select the right answers in relation to PH
Responda
  • PH = 7 --> ACID
  • PH LOWER THAN 7 --> ACID
  • PH LOWER THAN 7 --> PURE WATER
  • PH HIGER THAN 7 --> BASE
  • PH = 7 --> ACID --> PURE WATER

Questão 36

Questão
Response true or false in relation to Metal: Metal is a very bad conductor
Responda
  • True
  • False

Questão 37

Questão
Chose the right reflective properties?
Responda
  • Milk --> Opaque
  • Iced Tea --> Transparent
  • Water --> Transparent
  • Silver --> Reflective

Questão 38

Questão
Response true or false in relation to the Periodic Table: It was organized by Mendeleev.
Responda
  • True
  • False

Questão 39

Questão
Indicates the name of material changes ?
Responda
  • Burn Wood --> Chemical
  • Solid to Gas -- > Sublimation
  • Liquid to Gas -- > Evaporation

Questão 40

Questão
Fundamental particles inside atoms?
Responda
  • Proton (+) Positive
  • Neutron - Neutral Charge
  • Thermic heat
  • Electron (-) Negative

Questão 41

Questão
What is a Thermometer ?
Image:
Termomether (binary/octet-stream)
Responda
  • It measures Volume
  • It measures Temperature
  • It measures Density and Volume
  • It measures Temperature and Density

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