Force And Motion Question Preview (ID: 56030)


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A student uses a spring scale to pull a 50 gram block horizontally across a wood desk. Then the student pulls the block the same distance across surfaces of carpet, sandpaper, and glass. Which question is the experiment most likely designed to answer
a) How do blocks of different sizes react to force?
b) How do different surfaces affect the amount of force needed to move a block?
c) How do blocks affect spring scales?
d) How does the mass of the block change when it is pulled across a desk?

When a bat searches for prey at night, it makes sounds as it flies, and it uses the sounds echoes' to find its prey. When the bat flies and listens to echoes to locate prey it is using...
a) thermal energy and light energy
b) sound and thermal energy
c) mechanical and sound energy
d) light energy and mechanical energy

A push or pull of an object is called __________________.
a) force
b) gravity
c) energy
d) friction

Which of these devices is the only one NOT designed to produce light and sound?
a) fireworks
b) clock radio
c) television
d) French horn

Which of the following objects requires ONLY mechanical energy to perform its main function?
a) hammer
b) electric fan
c) thermometer
d) electric iron

A force that slows or stops motion when objects rub together.
a) gravity
b) friction
c) magnetism
d) push

What tool does NOT measure changes in motion?
a) stop watch
b) meter stick
c) spring scale
d) pulley

The force that pulls all objects toward each other is called_______?
a) push
b) pull
c) gravity
d) mass

During an experiment, students applied an equal force to push four different boxes. If they pushed all of the boxes on the same surface for same amount of time, which box will MOST LIKELY move the greatest distance?
a) Box of pencils 30 Kilograms.
b) Box of feathers 100 Kilograms
c) Box of books 15 Kilograms
d) Box of bricks 40 Kilograms

How might you test the strength of several different types of magnets?
a) Submerge each magnet in water
b) Find the mass of each magnet
c) Submerge each magnet in acid
d) Measure the attraction force of each magnet

Which two tools below would be most useful in testing how the mass of an object can affect the distance it moves with a push?
a) Spring scale and hot plate
b) Balance and meter stick
c) Graduated Cylinder and beaker
d) Magnet and thermometer

_______ is a force that acts between two objects which are touching. This force slows any movement between the two objects.
a) Gravity
b) Magnetism
c) Friction
d) Light

You are testing how the amount you water a plant affects its growth. What would be the INDEPENDENT VARIABLE in this experiment.
a) They type of pot you put the plants in.
b) The amount you water each plant.
c) The amount of sunlight the plants get.
d) The amount the plant grows.

Which scenario is showing gravity as the main force moving an object?
a) My pencil fell to the ground when I dropped it.
b) A feather floating in the wind.
c) A plane taking off.
d) A boy threw a ball up in the air.

A boy rides a skate board down a hill. Eventually the skate board stops. Which is most responsible for causing the skateboard to stop?
a) gravity acting on the skateboard
b) the mass of the boy
c) the mass of the skateboard
d) friction acting on the skateboard

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