Reference Frame

The force resulting from the pull of the earth on an object.

• mass
• gravity
• acceleration
• unbalance

Tags

NGSS.MS-PS2-4

How fast does the plane appear to be moving to a person riding in the car?

• 520 m/s
• 460 m/s
• 30 m/s
• 490 m/s

How fast does the hot air balloon appear to be moving to the person in the canoe?

• 1 m/s to the left
• 1 m/s to the right
• 5 m/s to the left
• 5 m/s to the right

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

If you are riding in the backseat of a car moving 65 mph with your friend, how fast does your friend appear to be moving from your frame of reference? 

• -65 mph
• 65 mph
• 0 mph 

In physics, what is a frame of reference?

• a place in time related to an object in motion
• a method of describing the position, velocity and acceleration of an object in motion

What is motion?

• the action or process of moving or being moved
• something stationary

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2