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Energy
Page 9
Questions (6,728)
Solar _____ convert solar energy into electricity.
rays turbines traps thermal cells
2 answers
asked by
fe
92 views
A machine that has spinning blades and converts some form of fluid energy (air or water) to rotational motion defines the word
2 answers
asked by
fe
89 views
Electricity that is made by the energy of falling water defines _____.
inexhaustible chemical geothermal hydroelectricity
2 answers
asked by
fe
88 views
Select 2 that apply.
What are two disadvantages of fossil fuels? A)The heat given by fossil fuels is low in temperature. B)Higher
2 answers
asked by
fe
158 views
The inherent danger of nuclear power plants is _____.
radiation coal pollution active coal too little power generated too much
2 answers
asked by
fe
100 views
_____ power plants take advantage of the kinetic energy of falling water.
All local Hydroelectric Hydrologic Many Hygronomic
2 answers
asked by
fe
90 views
Which of the following answers correctly finishes this statement?
You kick a soccer ball. When the ball reaches its highest point
2 answers
asked anonymously
84 views
Which of the following is an example of chemical energy being transformed to mechanical energy? **Select all that apply**
A-
2 answers
asked anonymously
51 views
Which of the following transforms mechanical energy into electrical energy?
Water from a river turns a turbine connected to an
2 answers
asked by
.
77 views
Match the vocabulary terms to their definitions.
Column A 1. Energy: Energy 2. Kinetic Energy: Kinetic Energy 3. Temperature:
2 answers
asked by
Eric23
205 views
How did people’s opinion of nuclear power change due to Chernobyl
2 answers
asked by
w
72 views
Write it in sentence.What has happened to the fuel price since 2010?
2 answers
asked by
Magagula Thato
37 views
Think of a topic related to energy that you would like to research. In 3-5 sentences, describe how you would use search terms to
16 answers
asked by
heya
332 views
What is the potential energy of an object that has a mass of 115 kg and is 6 meters high?
a 130.8 J b 676.2 J c 6762 J d 1380 J
1 answer
asked by
6
76 views
You kick a soccer ball. When the ball reaches its highest point in the air, the ball would reach its _______________ potential
1 answer
asked by
kali
196 views
Which best describes energy changes in a system?
a Energy is conserved, and it cannot be created or destroyed. b Energy is not
1 answer
asked by
kali
111 views
A diagram is drawn showing a swing set with a swing pulled backward prior to release. The diagram shows how the swing will move
1 answer
asked by
kali
120 views
Kinetic energy depends on the ____________ and velocity of an object.
a weight b acceleration c motion d mass
4 answers
asked by
kali
87 views
What is the potential energy of an object that has a mass of 115 kg and is 6 meters high?
a 676.2 J b 130.8 J c 6762 J d 1380 J
6 answers
asked by
kali
80 views
The picture shows the solar panels that power all of the appliances in Joaquin's house.
Joaquin is using his oven to bake cookies
1 answer
asked by
kali
160 views
Which student is using innovative problem-solving to investigate potential energy and kinetic energy?(1 point)
Responses Lisa
2 answers
asked by
Water
123 views
A team of students builds a lever as a science project. They expend 10,300 Joules of energy to lift some bricks with the lever.
2 answers
asked by
Water
117 views
Potential energy depends on mass, gravitational pull, and ___________________ of an object.
a velocity b acceleration c height d
4 answers
asked by
T
63 views
Kinetic energy depends on the ____________ and velocity of an object.
a motion b acceleration c mass d weight
1 answer
asked by
T
52 views
A diagram is drawn showing a swing set with a swing pulled backward prior to release. The diagram shows how the swing will move
17 answers
asked by
T
148 views
Which scenario shows radiation?(1 point)
Responses Eggs cook in a skillet. Eggs cook in a skillet. The air under a reading lamp
4 answers
asked by
jakey wakey
184 views
Solar cells are used to power a person’s house. Which statement about the process is correct?(1 point)
Responses Energy from
4 answers
asked by
oh em gee wow
185 views
Which of the following would lower the levelized cost of energy (LCOE) for a project? Select all that
1 answer
asked by
CloudySKY
96 views
How is a turbine used in generating electrical energy?
a. The armature of the generator turns the turbine. b. The turbine turns
1 answer
asked by
christinaqz
77 views
Which type of energy depends on position?
a. electrical energy b. solar energy c. magnetic energy d. potential energy
1 answer
asked by
christinaqz
61 views
What is your opinion about energy and the future? What should energy use look like in the year 2100? What types of energy should
2 answers
asked anonymously
75 views
You kick a soccer ball. When the ball reaches its highest point in the air, the ball would reach its _______________ potential
1 answer
asked by
no name
81 views
This image of a roller coaster is designed to show important information about potential and kinetic energy. One of these pieces
2 answers
asked by
Anonymous
224 views
Use the image to answer the question.
This image of a roller coaster is designed to show important information about potential
2 answers
asked by
Anonymous
217 views
A person throws a ball up into the air. At which point in its path will the ball have the greatest potential energy?
* 1 point
1 answer
asked by
Anonymous
144 views
The ____ energy of an object increases with its height.
22 answers
asked by
charity
72 views
Scientists have been able to develop a nuclear fusion plant to generate energy.
True False
2 answers
asked by
Jalen Warren
235 views
if the mass of a kettlebell is 2kg and julie swings it with a velocity of 5 m above the ground. what is the potential energy of
2 answers
asked by
no name
94 views
as the ball falls, the PE is _ and the kinetic energy is _
1 answer
asked by
no name
51 views
The pictures show four items from around the house that transform energy.
Match each object with the correct type of energy
2 answers
asked by
no name
100 views
A diagram is drawn showing a swing set with a swing pulled backward prior to release. The diagram shows how the swing will move
1 answer
asked by
no name
127 views
What type of energy transformation is occurring when a lamp is plugged into an outlet?
a mechanical to electrical b electrical to
1 answer
asked by
kali
90 views
Which best describes energy changes in a system?
a Energy is conserved, and it cannot be created or destroyed. b Energy is
1 answer
asked by
no name
65 views
Christopher and his mother went on a camping trip. His mother struck a match to light a lantern. Which forms of energy did the
1 answer
asked by
no name
74 views
What type of energy transformation is occurring when a lamp is plugged into an outlet?
a chemical to light b electrical to
1 answer
asked by
LUNE
118 views
Respecting energy, in Leslie White’s formula, E=P*T, “T” stands for:
A. the measure of energy efficiency. B. the sum of
3 answers
asked by
Angela
1,748 views
How can the potential energy of an Olympic ski jumper be increased?
Responses A. by decreasing the length of the skis that the
1 answer
asked by
anon
249 views
A brick is sitting motionless on top of a wall. What type of energy does it have?
A. kinetic energy B. potential energy C.
7 answers
asked by
Onlinepersonk
1,365 views
A ball is dropped from a balcony.
a) Give the energy transformation equation for one complete ball bounce. Drawing labelled
4 answers
asked anonymously
63 views
Kinetic and Potential Energy Quick Check
3 of 53 of 5 Items Question A book is at rest on a flat table. The book is pushed across
1 answer
asked by
Case of water
227 views
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