Physics Flashcard 2

Front

What is the scientific equation to calculate acceleration?

Back

a = (change in velocity) ÷ time

Front

What is the scientific equation to calculate velocity?

Back

v = (change in distance) ÷ time

Front

How do you convert meters per second to miles per hour?

Back

Multiply the speed in m/s by 2.23 to get mph.

Front

What is the definition of acceleration?

Back

Acceleration is the rate of change of velocity of an object.

Front

What is the definition of velocity?

Back

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

Front

If a runner speeds up from 1.4 m/s to 2.2 m/s in 4 seconds, what is the acceleration?

Back

The acceleration is 0.2 m/s².

Front

What is the velocity of an object that travels 528 meters east in 4 seconds?

Back

The velocity is 132 m/s east.

Tags

NGSS.MS-PS3-1

Front

What is the formula to calculate the distance traveled by an object?

Back

Distance = velocity × time.

Front

What is the unit of acceleration in the International System of Units (SI)?

Back

The unit of acceleration is meters per second squared (m/s²).

Front

What does a negative acceleration indicate?

Back

A negative acceleration indicates that an object is slowing down.