Free Fall

A free falling objects falls under the influence of 

• force of air
• force of gravity
• force of resistance
• force of 

Tags

NGSS.HS-PS2-4

Free-falling objects do not encounter 

• air resistance 
• force of gravity
• downward acceleration

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

Approximately how far can an object fall in 5 seconds? 

• 5 m
• 25 m
• 50 m/s
• 125 m

Tags

NGSS.HS-PS2-4

More massive objects will only fall faster if there is not air resistance.

• True
• False

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

Which would hit the ground first if dropped from the same height in a vacuum—a feather or a metal bolt?

• the feather
• the metal bolt
• They would hit the ground at the same time.
• They would be suspended in a vacuum.

Tags

NGSS.HS-PS2-4

If you throw a baseball straight up, what is its velocity at the highest point?

• 9.8 m/s²
• 9.8 m/s
• 0 m/s²
• 0 m/s

A freely falling object starts from rest. After falling for 6 seconds, it will have a speed of about:

• 6m/s
• 30m/s
• 60m/s
• 300m/s

Tags

NGSS.MS-PS2-2

If you drop a banana, how fast is it going after 2 seconds?

• 4.9m/s
• 9.8m/s
• 19.6m/s
• 29.4m/s

Tags

NGSS.HS-PS2-4

NGSS.HS-PS2-1

An object is released from rest and begins freefalling. How far has the object fallen in three seconds?

• 9m
• 30m
• 45m
• 60m

1.  An object free falls for 3.5 seconds. How far does it fall?

• 120.05 m
• 17.15 m
• 60.03 m
• 34.3 m

Tags

NGSS.HS-PS2-4