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# Unit E2 Practice Test Answers & Test Review. an objects resistance to change in its motion. As the brakes are applied the passenger continues to move.

## Presentation on theme: "Unit E2 Practice Test Answers & Test Review. an objects resistance to change in its motion. As the brakes are applied the passenger continues to move."— Presentation transcript:

Unit E2 Practice Test Answers & Test Review

an objects resistance to change in its motion. As the brakes are applied the passenger continues to move forward due to his/her inertia. An object in motion stays in motion unless acted upon by an outside force.

Road conditions, brakes, tires, speed Road conditions, condition of driver, vehicle equipment, speed speed direction

50 N20 N 30 N 50 N 20 N OR F = ma F = (10 kg)(5 m/sec 2 ) = 50 kg- m/sec 2 = 50 N F = ma  a = = = 2 m/sec 2 FmFm 20 kg- m/sec 2 10 kg

at least The weight of the object due to gravity. greaterweight

2 4 5 Stars. color temperature size or brightness galaxy The greater the height, the greater the potential energy.

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