Which force produces a change in motion?

• unbalanced force
• balanced force
• gravitational force
• frictional force

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is inertia?

• the tendency of an object to resist change in motion
• how fast an object is going in a given direction
• a measure of the lack of motion of an object
• change in speed or direction of an object

Find the average speed of a train that traveled 540 km in 6 hours?

• 80 km/h
• 100 km/h
• 90 kn/h
• 3240 km/h

Tags

NGSS.MS-PS3-1

If these boys are pulling with the same amount of force.  What will happen?

• The boy in blue will win.
• They will not move at all.
• The boy in red will win.
• Both will fall down.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Calculate the
Net Force.
<------8N  4N--->

• 2N to the right
• 12N to the left
• 4N to the left
• 12N to the right

Tags

NGSS.MS-PS2-2

Calculate the 
Net Force.
-------->17N  17N<--------

• 0 N
• 17 N
• 34 N
• 1 N

Tags

NGSS.MS-PS2-2

Calculate the 
Net Force.
------>6N 
------------> 12N

•   6N
•   18N
•   72N
• 2N

Tags

NGSS.MS-PS2-2

When you tell the direction and speed of an object, you give its

• motion
• velocity
• acceleration
• mass

Tags

NGSS.MS-PS3-1

__________ is the change in speed or direction of an object's motion.

• velocity
• acceleration
• force
• position

A train is traveling at a speed of 75 mph. Suddenly, it starts going faster. What caused the increase in speed?

• velocity
• inertia
• a force
• gravitation

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-1

NGSS.MS-PS3-5