Gravity in the Universe Day 1

Open Ended

What could explain the motion of these stars?

Multiple Choice

Net force is equal to the mass of the object multiplied by its acceleration.

• True

• False

Multiple Choice

When an unbalanced force acts on an object, the object (blank)

• accelerates

• decelerate

• Change direction

Drag and Drop

​

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described the predicable ways things ​

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when acted on by​

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.

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Isaac Newton

move

forces

stay still

magnetic fields

Stephen Hawking

expand

Multiple Select

Newton's laws have helped to predict the motions of objects on (blank) and in (blank)

• motion

• Earth

• moon

• space

Multiple Choice

Scientists have discovered cases where objects move in ways not described exactly by Newton?

• True

• False

Multiple Choice

Which Newton law states an object in motion tends to

stay in motion?

• Third Law

• First Law

• Second Law

Drag and Drop

When one object exerts a force on another object, the ​

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object exerts an ​

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force on the first object in the ​

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direction.

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second

equal

opposite

first

different

same

random