Energy Transformations
Flashcard
•
Science
•
6th - 8th Grade
•
Practice Problem
•
Hard
+1
Standards-aligned
Wayground Content
FREE Resource
Student preview
10 questions
Show all answers
1.
FLASHCARD QUESTION
Front
A skier increases speed while skiing down a hill during a race. Which statements accurately describe the potential and kinetic energy of the skier?
Back
Kinetic energy increases. Potential energy decreases.
Tags
NGSS.MS-PS3-1
NGSS.MS-PS3-5
2.
FLASHCARD QUESTION
Front
Energy transformation in a rubber band-powered boat when it sails.
Back
Potential energy stored in the rubber band is transformed into kinetic energy used by the paddles.
Tags
NGSS.MS-PS3-4
NGSS.MS-PS3-5
3.
FLASHCARD QUESTION
Front
A lamp is plugged into a wall outlet. Which sentence explains what happens to the electric energy as the light shines?
Back
The electric energy changes into light and heat energy and is not destroyed.
4.
FLASHCARD QUESTION
Front
A rock falls off a cliff that is 100m above the ocean. If no air resistance is present, during the fall there will be a decrease in the rock's -
- gravitational potential energy
- total mechanical energy
- kinetic energy
- momentum
Back
gravitational potential energy
Tags
NGSS.MS-PS3-2
NGSS.MS-PS3-5
5.
FLASHCARD QUESTION
Front
Which answer choice correctly describes the roller coaster's kinetic and potential energy? Options:
The coaster has more potential energy at point 3 than at point 4.
,The coaster has more kinetic energy at point 3 than point 2.
,The potential and kinetic energy of the coaster are equal at point 4.
,The potential and kinetic energy of the coaster are the greatest at point 1.
Back
The coaster has more kinetic energy at point 3 than point 2.
Tags
NGSS.MS-PS3-2
NGSS.MS-PS3-5
6.
FLASHCARD QUESTION
Front
A pendulum is given potential energy by being pulled up to location W. At which location does the pendulum have maximum kinetic energy? Options: Location W, Location X, Location Y, Location Z
Back
Location X
Tags
NGSS.MS-PS3-1
NGSS.MS-PS3-5
7.
FLASHCARD QUESTION
Front
The diagram shows how a steam engine in a train works. Which description of the energy conversions in the process is correct?
Back
The chemical energy in the coal is converted to thermal energy, which is then converted to mechanical energy.
Tags
NGSS.MS-PS3-5
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