Acceleration

Front

Acceleration

Back

The rate of change of velocity over time

Front

Which of the following is a situation where an object is considered to be accelerating?

• An object moving at a constant speed in a straight line
• An object at rest
• An object changing direction while moving at a constant speed
• An object moving in a vacuum

Back

An object changing direction while moving at a constant speed

Front

What is positive acceleration?

Back

When an object speeds up

Tags

NGSS.MS-PS3-5

Front

What is negative acceleration?

Back

When an object slows down

Front

Which of the following units is not a correct unit of acceleration? mi/hr², m/s², km/hr², s/m²

Back

s/m²

Front

What does the formula 'a = (Vf - Vi) / t' represent?

Back

The formula for acceleration

Front

Why is the acceleration negative when a jet slows down to stop?

Back

Because the jet is decreasing its speed

Front

What does the slope of a line represent in the context of a velocity vs. time graph?

Back

Acceleration

Tags

NGSS.HS-PS2-1

Front

How is the slope of a line calculated?

Back

rise / run

Front

What does Δy/Δx represent when calculating the slope?

Back

Velocity / Time

Tags

NGSS.MS-PS3-1