E-3 Flashcard

E-3 Flashcard

Assessment

Flashcard

Physics

10th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What happens to an object's motion when no external forces act on it?

Back

The object will continue to move at a constant speed in a straight line.

2.

FLASHCARD QUESTION

Front

Define velocity.

Back

Velocity is the speed of an object in a specific direction.

3.

FLASHCARD QUESTION

Front

What is the relationship between speed and velocity?

Back

Speed is a scalar quantity that refers to how fast an object is moving, while velocity is a vector quantity that includes both speed and direction.

4.

FLASHCARD QUESTION

Front

What is kinetic energy?

Back

Kinetic energy is the energy an object possesses due to its motion, calculated as KE = 1/2 mv², where m is mass and v is velocity.

5.

FLASHCARD QUESTION

Front

What happens to kinetic energy when an object comes to a stop due to friction?

Back

The kinetic energy is transformed into thermal energy due to friction.

6.

FLASHCARD QUESTION

Front

What is the principle of conservation of energy?

Back

The total energy in a closed system remains constant; energy can neither be created nor destroyed, only transformed from one form to another.

7.

FLASHCARD QUESTION

Front

Define acceleration.

Back

Acceleration is the rate of change of velocity of an object, which can be caused by a change in speed or direction.

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