Chapter 1 - Forces

What is a force?

• a push or a pull

• a Science experiment

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Forces can make things speed up, slow down, or change........

• volume

• direction

• color

• size

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Motion happens when an object changes......

• mass

• sound

• position

• temperature

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How would you make an object move faster?

• Apply less force

• Apply more force

• Change its direction

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Which of these would you pull? Choose 3 answers.

• weeds out of the ground

• tissue from a tissue box

• an elevator button

• a loose tooth

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Which of these is an example of a force

that pulls all objects toward the center

of the Earth.

• Balanced force

• Unbalanced force

• Gravity

• Direction

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What force pulls you down when you jump on a trampoline?

• Gravity

• Balanced forces

• Air

• Springs

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When two forces are the same strength but act in opposite direction, they are called............

• balanced forces

• unbalanced forces

• tug of war

• gravity

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True or False ? Any time there is a balanced force, the object does not move.

• True

• False

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What will happen to an object when one force acting on it is stronger than another? (unbalanced forces)

• It will move.

• It won't move.

• It will fall down.

• It will change direction.

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