34507862
Descripción
Test por Teacher Scott, actualizado hace más de 1 año
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Creado por Teacher Scott
hace alrededor de 3 años
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Pregunta 1
Pregunta
All the following materials are manufactured except . . . (choose the one that does not belong)
Respuesta
-
Steel, bricks, cement
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Paper, shirt, nylon
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Bamboo, stone, cotton
Pregunta 2
Pregunta
You are cooking an egg in a metal pan. You grab the handle and burn your hand. This is an example of . . .
Respuesta
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Heat conductivity
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Heat insulator
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Electrical conductivity
Pregunta 3
Pregunta
If the light in your room is on, this means the circuit is . . .
Respuesta
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open
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closed
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not a circuit
Pregunta 4
Pregunta
Which material is NOT an electrical conductor?
Respuesta
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sea water
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gold
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rubber
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copper
Pregunta 5
Pregunta
Pim Pim (A), and Sun (B), are pulling their friends in a wagon. Who will need to use more force?
Image:
Force (binary/octet-stream)
Respuesta
-
Pim Pim
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Sun
Pregunta 6
Pregunta
Using the same picture of Pim Pim and Sun. This is an example of which of Newton’s 3 laws?
Image:
Force (binary/octet-stream)
Respuesta
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Newton’s first law
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Newton’s second law
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Newton’s third law
Pregunta 7
Pregunta
Which of the following are natural forces?
Respuesta
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a motor
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wind
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push
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water
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pull
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both wind and water
Pregunta 8
Pregunta
Power companies produce electricity by using ____________?
Respuesta
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refrigerators
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generators
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batteries
Pregunta 9
Pregunta
What happens if you hold the south poles of two different magnets close to each other?
Respuesta
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They will attract each other
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They will repel each other
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Nothing will happen
Pregunta 10
Pregunta
What happens if you hold the south pole of one magnet close to the north pole of another magnet?
Respuesta
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They will attract each other
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They will repel each other
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Nothing will happen
Pregunta 11
Pregunta
An object that can bend is made of a material that is . . .
Respuesta
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strong
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transparent
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flexible
Pregunta 12
Pregunta
In what type of electricity, is the electric charge moving?
Respuesta
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battery electricity
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current electricity
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static electricity
Pregunta 13
Pregunta
A rocket ship blasting off into space is an example of which of Newton’s three laws?
Respuesta
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Newton’s first law
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Newton’s second law
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Newton’s third law
Pregunta 14
Pregunta
If you were going to build a tall building, what type of material would you use?
Respuesta
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soft and flexible material
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hard and strong material
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transparent and magnetic material
Pregunta 15
Pregunta
If you rub a balloon on a towel or carpet, and then put it next to your hair, what will happen?
Respuesta
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Your hair will stand up because of the magnetic force around the balloon.
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Nothing will happen.
-
Your hair will stand up because of static electricity.
Pregunta 16
Pregunta
The center of a bar magnet is the most magnetic.
Respuesta
- True
- False
Pregunta 17
Pregunta
A push and a pull are examples of force.
Respuesta
- True
- False
Pregunta 18
Pregunta
An object that has a magnetic property moves away from a magnet.
Respuesta
- True
- False
Pregunta 19
Pregunta
A laptop computer uses both current electricity and batteries.
Respuesta
- True
- False
Pregunta 20
Pregunta
Static electricity is a push force.
Respuesta
- True
- False
Pregunta 21
Pregunta
Electricity is a form of energy that can make things with moving parts work. Use the dropdown and label each picture with the energy source the object uses.
Respuesta
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electric current
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batteries
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electric current
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batteries
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electric current
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batteries
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electric current
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batteries
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electric current
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batteries
Pregunta 22
Pregunta
An [blank_start]______________[blank_end] circuit will NOT allow electricity pass through it.
Respuesta
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open
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closed
Pregunta 23
Pregunta
You can look out a window, because it is [blank_start]_____________[blank_end].
Respuesta
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opaque
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transparent
Pregunta 24
Pregunta
A fireman wears a special jacket that [blank_start]__________________[blank_end] him from heat.
Respuesta
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insulates
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conducts
Pregunta 25
Pregunta
Choose the object that is the best example of a hard material.
[blank_start]______________[blank_end]
Respuesta
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flower
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wood
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sand
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shirt
Pregunta 26
Pregunta
Label picture A and B with the correct word.
Respuesta
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attract
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repel
Pregunta 27
Respuesta
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cylindrical
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disc
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ring
Pregunta 28
Respuesta
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picture A
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picture B
Pregunta 29
Pregunta
Which picture shows an absorbent material?
Respuesta
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towelImage:Towel (binary/octet-stream)
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hammerImage:Hammer (binary/octet-stream)
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windowImage:Window (binary/octet-stream)
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plastic cup
Pregunta 30
Respuesta
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Magnets can pull through liquids, solids, and gases.
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Magnets will not attract items when blocked by liquids, solids, and gases.
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Water is a magnetic material that is attracted to magnets.
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