BJU Chapter 10

Match the following

• A

• Condensation

• C

• Precipitation

• B

• Transpiration

• D

• Evaporation

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NGSS.MS-ESS2-4

The student is sliding in socks on the slippery gym floor. What does this tell you about balanced and unbalanced forces? (choose all that apply)

• The forces are unequal in strength.

• There is motion so the forces are unbalanced.

• The forces are equal in strength.

• There is motion so the forces are balanced.

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NGSS.MS-PS2-2

Forces that act between objects that are not touching are _____________________ forces.

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NGSS.MS-PS2-3

NGSS.MS-PS2-4

NGSS.MS-PS2-5

An example of how I can use forces to do work beter is ___________.

• I can decide how fast I want to work.

• I can decide how many pages to read at night.

• I can use a path with less friction when pulling a wagon.

• I can use a path with more friction when pulling a wagon.

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NGSS.MS-PS3-1

NGSS.MS-PS3-5

What is the primary force that causes a ball to fall to the ground when dropped?

• Gravity

• Magnetism

• Friction

• Electricity

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NGSS.MS-PS2-4

Which of the following is an example of a noncontact force?

• Friction

• Tension

• Gravity

• Normal force

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NGSS.MS-PS2-4

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A car is accelerating on a highway. Which of the following statements is true about the forces acting on the car?

• The forces are balanced.

• The forces are unbalanced.

• There are no forces acting on the car.

• The forces are equal in all directions.

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NGSS.MS-PS2-2

What happens to the gravitational force between two objects as the distance between them increases?

• It increases.

• It decreases.

• It remains the same.

• It becomes zero.

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NGSS.MS-PS2-4

Which of the following best describes inertia?

• The tendency of an object to accelerate.

• The tendency of an object to resist a change in motion.

• The force that pulls objects toward the Earth.

• The energy stored in an object due to its position.

In a vacuum, a feather and a stone are dropped from the same height. Which will hit the ground first?

• The feather

• The stone

• Both will hit at the same time

• It depends on the height

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NGSS.5-PS2-1