Chapter 7- Using force

Gravity and magnetic force are called -------------- forces

• non contact

• contact

• balanced

• unbalanced

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What type of force do you create when you push against water as you walk?

• gravity

• weight

• lift

• drag

Writing on paper involves a ------------ force

• pushing

• pulling

• magnetic

• buoyant

Force can cause an object to speed up, slow down, or change direction

These changes will cause an object to -------------

• accelerate

• slide

• skid

• cruise

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What is the unit for force -------------

• newton

• second

• kilogram

• meter

The thrust force moves the airplane forward through the air and acts opposite to the drag force

• True

• False

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The drag force moves the airplane forward through the air and acts opposite to the weight.

• False

• True

Speed is measured in ------------

• Meters

• Minutes

• Meter per second

• Meter per second per second

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Distance is measured in --------------

• Meters

• Minutes

• Meters per second

• Meters per second per second

To describe motion, you need -------------

• Distance and direction

• Distance and position

• Distance and acceleration

• Distance and time