FAC #1 Mod

Who was the person that developed many laws about how the world and the universe works?

• Sir Isaac Hayes

• Sir Isaac Newton

• Fig Newton

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What is Gravity?

• How big something is.

• How high something is.

• The force of attraction between any two objects

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What is Mass?

• The amount of matter in an object.

• How far away something is.

• The amount of weight in an object.

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What TWO factors make gravity stronger or weaker?

• weight

• mass

• distance

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What TWO things work together to keep planets in orbit?

• weight and mass

• gravity and inertia

• mass and distance.

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Newton's 1st Law of Motion states____________.

• An object at rest will stay at rest, and an object in motion will eventually stop.

• An object at rest will stay at rest, and an object in motion will stay in motion at a constant speed and direction unless acted on by an outside force.

• An object at rest will start moving and an object in motion will change its speed and direction.

• An object at rest will stay at rest and an object in motion will stay in motion at a constant speed and direction.

To spin or turn in place means to _____.

• revolve

• dance

• rotate

As the distance between to objects increases, the gravitational pull __________.

• increases

• decreases

• stays the same

The push or pull on an object is called ___________.

• force

• mass

• gravity

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"An object just wants to keep doing what it is doing" refers to what word?

• sleep

• gravity

• inertia