Motion

The speed at a given point in time is

• average speed.
• instantaneous speed.
• velocity.
• total displacement.

Tags

NGSS.MS-PS3-1

The total distance traveled divided by the total time of travel is the

• speed.
• average speed.
• total speed.
• displacement.

Tags

NGSS.MS-PS3-1

The distance an object travels per unit of time is

• rate.
• velocity.
• speed.
• displacement.

The distance and direction of an object's change in position from the starting point is

• velocity.
• displacement.
• speed.
• rate.

How far an object has moved is

• velocity.
• rate.
• displacement.
• distance.

A freight train has more _____ than a car, so it has greater momentum.

• velocity
• mass
• speed
• acceleration

A frame of reference is a coordinate system in which the positions of objects can be measured.

• True
• False

A reference point is needed to determine the position of an object.

• True
• False

The__________ of an object is the product of its mass and velocity.

• Speed
• Momentum
• Velocity
• Acceleration

Tags

NGSS.HS-PS2-2

Imagine a basketball bouncing.  As it is moving up, does it have a positive or a negative acceleration?

• Positive
• Negative
• No charge
• Neutral