Physics_Quiz_12/20/2023

A textbook is dropped from a second floor window and falls to the ground. What happens to the velocity as the book falls to the ground

• the velocity increases

• the velocity decreases

• the velocity remain constant

• I have no idea

A textbook is dropped from a second floor window and falls to the ground. What happens to the acceleration as the book falls to the ground

• the acceleration increases

• the acceleration decreases

• the acceleration remains constant

• I have no idea

What is the velocity of a ball that has been dropped off a cliff after 1 , 2, 3, 4, and 5 seconds? (assume g is rounded to 10 m/s²)?. 

• 10, 20, 30, 40, 50 m/s
• 5, 10, 15, 20, 25 m/s
• 5, 20, 45, 80,125 m
• 10,10,10,10,10 m/s

Tags

NGSS.HS-PS2-1

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

Tags

NGSS.HS-PS2-1

Where would you have more mass, on Earth or on the Moon?

• Earth

• Moon

• My mass would stay the same

• Both Earth and the Moon

Neglecting the effect of the air, all objects in free fall have the same acceleration.

• True

• False

What is the acceleration of a ball that is thrown straight up and falls back down when the positive direction is upward?

• +9.8 m/s2

• -9.8 m/s2

• +22 m/s2

• -22 m/s2

Who wins the tug of war with what net force?

• The person on the left with 20 N
• The person on the left with 80 N
• The people on the right with 20 N
• The people on the right with 100 N

Tags

NGSS.HS-PS2-1

What is the unit to MEASURE force?

• Kilogram

• Meter

• Pounds

• Newton

Tags

CCSS.8.EE.A.4

Which one is balanced?

• top
• bottom
• both
• neither

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2