Topic 3 L. 1 Science Quiz

Circle all the following statements that are true about a balanced force:

• A balanced force results in the object speeding up or slowing down

• A balanced force results in no acceleration

• A balanced force results in change in velocity

• A balanced force results in no change in velocity

• A balanced force results in the object continuing to do whatever it was doing

Give an example of a non-contact forces.

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NGSS.MS-PS2-4

NGSS.MS-PS2-5

Give an example of another non-contact force.

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NGSS.MS-PS2-3

NGSS.MS-PS2-4

NGSS.MS-PS2-5

Give an example of a contact force.

Force is a vector which means that it has both _____ and _____.

Give TWO examples of things that are in motion relative to the dog.

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NGSS.3-PS2-2

Give TWO examples of things that are STATIONARY relative to the dog.

What are the units to measure force?

Write both magnitude and direction of the net force shown in the picture below.

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NGSS.MS-PS2-2

The speed read on a speedometer in a car is an example of what type of speed?

• average speed

• total speed

• instantaneous speed

• net speed

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NGSS.MS-PS3-1