Power Equation

Quiz
•
Science
•
8th - 10th Grade
•
Hard
Standards-aligned
Charles Martinez
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Convert 900W into kW
0.9
90
0.09
9
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Convert 12.4MW to W
12.4 W
12,400 W
12,400,000 W
12,400,00 W
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
How much energy does a pair of 800W hair straighteners transfer every second?
80
0.8
800
8
Tags
NGSS.HS-PS3-4
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
1500J of energy are used every second by a microwave oven, what is the power rating of the oven?
1.5 kW
15 kW
15 W
1.5 MW
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
8,000J of energy are used by a blender in 80 seconds. What is the power rating on the blender?
640000 W
100 W
0.01 W
64 kW
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Spiderman’s nemesis Electro delivers 4000J of electrical energy in half a second. How powerful is he?
2000 W
20 kW
80 kW
8000 W
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A 2.0 W iPad is used for 300 seconds. How much energy does it use?
6 J
600 J
6000 J
60 J
8.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A Tesla Roadster electric car is rated at 16800 W. How much energy does it use during a one minute drive?
1008000 J
108 J
1080000 J
108000 J
Tags
NGSS.HS-PS3-1
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