Forces and motion

When an object is not moving a ______________ force is acting on it.

• Balanced
• Unbalanced

An object at rest will stay at rest. An object in motion will stay in motion until a force makes it change its motion.

• Newton's Second Law
• Newton's Third Law
• Newton's First Law

Where a person or thing is located.

• motion
• position
• acceleration

The average speed of a car that travelled 80 miles in 4 hours would be....

• 40 mph
• 10 mph
• 20 mph

When something has speed in a certain direction it is called ___________.

• motion
• position
• velocity
• speed

Acceleration of an object happens when things ________

• slow up
• go faster
• change direction (turn)
• All of the above

Tags

NGSS.MS-PS2-2

For every action force there is an equal and opposite reaction force. This is Newton's ___________ of motion.

• 2nd Law
• 4th Law
• 3rd Law

Tags

NGSS.MS-PS2-1

In order to for something to start moving a(n) _______________ force is needed.

• balanced
• rebalanced
• unbalanced

Tags

NGSS.MS-PS2-2

The more massive something is the more force is needed to move it is part of Newton's ___________ of motion.

• 1st Law
• 2nd Law
• 3rd Law

Tags

NGSS.MS-PS2-2

The formula for figuring out average speed is....

• Distance + Time
• Distance divided by time
• Time multiplied by Distance
• Distance - Time