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WS6.1a Energy Stores and Transfers

Authored by Han Kuang

Physics

7th Grade

Used 5+ times

WS6.1a Energy Stores and Transfers
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20 questions

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1.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Which of the following are true about Energy Stores?

SI Unit for Energy is in "N"

SI Unit for Energy is in "J"

Energy is required for things to work

Work is required to produce Energy

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The total amount of energy always _____ and the energy store _____ transferred from one store to another.

changes, can be

changes, cannot be

remains constant, can be

remains constant, cannot be

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which energy store pathway describes charges moving over a potential difference?

mechanical

heating

waves

electrical

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which energy store pathway is a result of temperature difference?

mechanical

heating

waves

electrical

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which energy store pathway describes a force acting over a distance?

mechanical

heating

waves

electrical

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which energy store pathway describes electromagnetic and mechanical propagation (movement)?

mechanical

heating

waves

electrical

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The figure shows the initial and final amounts of energy of the system (cart) before and after the force F is applied.

In this example, ___ units of energy are transferred mechanically by the force F and the speed ___.

3, remains constant

3, increases

4, remains constant

4, increases

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