Kinetic & Potential Energy

Selam H
Quiz by Selam H, updated more than 1 year ago
Selam H
Created by Selam H almost 7 years ago
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Description

Biology Science (HS Physical Science) Quiz on Kinetic & Potential Energy, created by Selam H on 10/24/2013.

Resource summary

Question 1

Question
What is the kinetic energy formula?
Answer
  • KE=1/2∙m∙v²
  • KE=m∙g∙h
  • KE=m∙g
  • KE=m∙v²

Question 2

Question
What is the potential energy formula?
Answer
  • PE=1/2∙m∙v²
  • PE=m∙g∙h
  • PE=m∙g
  • PE=m∙v²

Question 3

Question
On earth, the acceleration of a free-falling object would be ___. However, in this quiz not all the questions have this as the acceleration.
Answer
  • 9.8
  • 1
  • 5
  • 9.8²

Question 4

Question
You serve a volleyball with a mass of 2.1 kg. The ball leaves your hand at a speed of 30 m/s. What is the amount of energy the object has?
Answer
  • KE=945 joules
  • KE=1890 joules
  • KE=2958 joules
  • KE=623 joules

Question 5

Question
A baby carriage is sitting at the top of a hill that is 21 m high. The carriage with the baby weighs 12 kg and accelerates at 6 m/s. What is the amount of energy the object has?
Answer
  • PE=498 joules
  • PE=564 joules
  • PE=42 joules
  • PE=1512 joules

Question 6

Question
A car is traveling with a velocity of 40 m/s. If the kinetic energy is 73,600 joules, what is the mass of the object?
Answer
  • 13,121 kg
  • 36 kg
  • 102 kg
  • 92 kg

Question 7

Question
A 99 kg cinder block is sitting on a platform 20 m high with an acceleration of 15 m/s. What is the amount of energy the object has?
Answer
  • KE=36,000 joules
  • KE=297,000 joules
  • KE=154,000 joules
  • KE=3,000,000 joules

Question 8

Question
Acceleration= 6, Mass= 145, and Height= 21 m. What is the amount of energy the object has?
Answer
  • 12,870 joules
  • 71,800 joules
  • 18,270 joules
  • 80,271 joules

Question 9

Question
Gravitational Potential Energy-__________________________.
Answer
  • Energy of motion
  • Energy depending on vertical position (mass & height)
  • Energy stored in stretchy materials
  • Energy stored that measures amount of moving particles in a object

Question 10

Question
Elastic Potential Energy- _____________________.
Answer
  • Energy of motion
  • Energy depending on vertical position (mass & height)
  • Energy stored in stretchy materials
  • Energy stored that measures amount of moving particles in a object

Question 11

Question
Kinetic Energy- _________________.
Answer
  • Energy of motion
  • Energy depending on vertical position (mass & height)
  • Energy stored in stretchy materials
  • Energy stored that measures amount of moving particles in a object

Question 12

Question
Select each of the situations that involves kinetic energy.
Answer
  • Ball being dropped
  • Sledding
  • Airplane going to land
  • Swinging
  • Bow and arrow
  • Triggering a gun
  • Diver diving

Question 13

Question
Select the following situations that use gravitational energy.
Answer
  • Ball being dropped
  • Sledding
  • Airplane going to land
  • Diver diving
  • Swinging
  • Bow and arrow
  • Triggering a gun

Question 14

Question
Select the following situations that use elastic potential energy.
Answer
  • Ball being dropped
  • Sledding
  • Airplane going to land
  • Diver diving
  • Swinging
  • Bow and arrow
  • Triggering a gun
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