What does I stand for in this equation?

Rotational Kinetic Energy

Interactive Video
•
Science
•
9th Grade
•
Hard
Lisa Roberts
FREE Resource
11 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Inertial mass
Moment of inertia or rotational inertia
Impulse
I..... don't know
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the equation for translational kinetic energy?
1/2 I 2
1/2 m v2
mgh
1/2 kx2
3.
OPEN ENDED QUESTION
3 mins • 1 pt
Calculate the translational kinetic energy and write your answer below(remember units)
Evaluate responses using AI:
OFF
4.
OPEN ENDED QUESTION
3 mins • 1 pt
Calculate the rotational kinetic energy and enter it below (remember units)
Evaluate responses using AI:
OFF
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when an ice skater brings her arms and legs in closer to her body?
She spins faster.
She spins slower.
nothing she spins the same
6.
OPEN ENDED QUESTION
3 mins • 1 pt
The moment of inertia for a solid sphere is 2/5 mr2
(Remember to convert the radius to meters)
So you can calculate it and enter your answer below (with units)
Evaluate responses using AI:
OFF
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula to change translational velocity into angular velocity?
= ?
vR
R/V
V/R
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