Simple Pendulum-Gravitation

Which would have the longest period?
Pendulum A: A 200-g mass attached to a 1.0-m length string
Pendulum B: A 400-g mass attached to a 0.5-m length string

• A
• B
• Same

Your Mom wishes to make a simple pendulum that serves as a timing device. She plans to make it such that its period is 1.00 second. What length must the pendulum have?

• 1 m
• .5 m
• .25 m
• More than 1 meter

A pendulum is 0.75 meters long and has a period of 4.17 seconds. The Pendulum is on an unknown planet.  What is the gravity of the Unknown Planet?

• 9.8
• 3.4
• 1.7
• Greater than 9.8

Tags

NGSS.HS-PS2-4

What is the period on Earth of a pendulum with a length of 2.4 m?

• 3.1 sec
• 1.9 sec
• 9.3 sec
• 5.1 sec

Tags

NGSS.HS-PS2-4

If the length of a simple pendulum is doubled, its period will: 

• halve 
• increase by a factor of sqrt(2) 
• decrease by a factor of sqrt(2)
• double 

What is the period on Earth of a pendulum with a length of 2.4 m?

• 3.1 sec
• 1.9 sec
• 9.3 sec
• 5.1 sec

Where does a pendulum have maximum potential energy?

• equilibrium

• between equilibrium and highest amplitude moving down

• highest amplitude on either side of equilibrium

• between equilibrium and highest amplitude moving up

Tags

NGSS.MS-PS3-2

Gravity on the moon is about 1/6 the gravity felt on the earth. This is because

• the moon is much less massive than the earth
• the earth has a molten core and the moon doesn't
• the moon is so much further from the sun than the earth.
• the moon is so far away from the earth