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Energy
Page 7
Questions (6,803)
Ellen drops a ball from a cliff. Which statement best describes the ball's energy as it falls from her hand?
a The ball's
3 answers
asked by
A
206 views
Which is the best description of potential energy
1 answer
asked anonymously
94 views
Which sentence best describes what happens when you turn on a lights?
1. Chemical energy is changed into light electrical energy
1 answer
asked by
Jaslikesanime
240 views
Which statement about energy is correct?
1 answer
asked anonymously
59 views
Which object has potential energy?
1 answer
asked anonymously
68 views
Buy about how much to the price of oil decline from 1931-1932
1 answer
asked by
..
92 views
Explain how hydroelectric power is produced and the infrastructure that would be needed to use this type of energy
1 answer
asked by
help!!!!!
69 views
Which student is using innovative problem-solving to investigate potential energy and kinetic energy?(1 point)
Responses Meghan
1 answer
asked by
the real BARNY THE DINO :)
250 views
What are the types of energies released when a candle burns?
2 answers
asked anonymously
44 views
Which of the following is the best example of mechanical energy?
a riding a bike b a light bulb c the sun d a mic
1 answer
asked by
kali
101 views
A person throws a ball up into the air. At which point in its path will the ball have the greatest potential energy?
a when the
1 answer
asked by
kali
190 views
Creativity has allowed for innovation for many industries. How has creativity affected the energy industry?
5 answers
asked by
Anonymous
776 views
1. If you turn on the burner on a gas stove under a pan of cold water, energy moves from the burner to the pan of water. What is
7 answers
asked by
casey
1,882 views
what is the best description of one billiard ball hitting a seconds billiard ball
potential energy is transferred from the first
1 answer
asked by
:)
188 views
Four different students each completed a table to show the different types of energy involved in the system. Which table is
1 answer
asked by
ur mom
211 views
a person on a bike (m=90 kg) is travelling 4 m/s at the top of a 2 m hill. what is the bikers total energy?
A) 720 J B) 1994 J C)
4 answers
asked by
Help
752 views
Nuclear Power: The Key to our Future here's the story if you want to read it to understand the question.
People all over the
2 answers
asked by
Medow Craz Fries
678 views
It takes 535 kJ to remove one mole of electrons from the atoms at the surface of a solid metal.
How much energy does it take to
1 answer
asked by
Taylor
638 views
At a certain location, the solar power per unit area reaching the Earth's surface is 180 W/m2 averaged over a 24-hour day.
3 answers
asked by
sarah
2,707 views
HI
I have no idea what's Alternative energy source . Can anyone help me in giving me a defintion for it thanx An alternative
1 answer
asked by
Anonymous
730 views
Can someone please help me check the grammar in the following sentences?
1) I would like to inform people about the danger (after
2 answers
asked by
Frank
514 views
Which of the following is used to make biomass fuel?
A. Coal B. Natural gas C. Plants and animal waste D. Petroleum Is the answer
5 answers
asked by
callie
1,719 views
1. Is it true that since energy cannot be created nor destroyed, the total energy of the river system remains constant?
2. What
2 answers
asked by
John
633 views
Energy from the sun reaches Earth mostly by
A. conduction. B. convection. C. radiation. D. thermal expansion. I think it's A.
14 answers
asked by
Danny
7,273 views
Please Check Answers.
4. When a fan is turned on, it changes electrical energy into ______ energy. A. motion * B. magnetic C.
10 answers
asked by
Georgia
2,692 views
A dart gun vertically launches a 25g dart 50 cm high. Determine the minimum energy stored in the spring when the dart gun was
5 answers
asked by
AnnWarren
4,838 views
Oil is important to Iran’s economy because
_________________. A. Oil purchases are the country's greatest expense. B. Oil sales
10 answers
asked by
(づ。◕‿‿◕。)づ
3,297 views
9. Look at the image above, At which point would the kinotie energy be the greatest (1, 2.3, or 49?
At which point would
1 answer
asked by
star
62 views
6 1/2 joules. particles looses 0.08 joule of energy every 15 seconds what will energy after 4 minutes.
Would this be 6 1/2 - 1.28
1 answer
asked by
Chris
261 views
The need for a State to Organize trade fair on solar energy
2 answers
asked by
humbospen
80 views
I need a sample of a presentation to my Governor, on why I want to organize solar energy trade fair in Delta State
2 answers
asked by
humbospen
62 views
The data for a wind turbine is given below:
Wind speed = 14 m/sec Length of blade = 20 m Rotor efficiency = 50% Gear Box
2 answers
asked anonymously
116 views
In your opinion, what is the best form of energy (nuclear, wind,
fossil fuel, etc.) and why?
2 answers
asked anonymously
118 views
Which type of energy is created by splitting atoms?
A. Geothermal B. Tidal C. Fission D. Fusion
2 answers
asked anonymously
83 views
Why is the kinetic energy of a body falling on the ground equal to it's potential energy at the greatest height
2 answers
asked by
Harrison
145 views
Calculations in kinetic and potential energy
2 answers
asked by
Harrison
108 views
How is electricity generated from a dam
2 answers
asked by
Harrison
105 views
The most volatile fraction obtained from fractional distillation of crude oil contains
5 answers
asked by
Zipporah
137 views
Describe how electricity is produced from a dam, illustrate with a sketch diagram
2 answers
asked by
Kalu prosper
111 views
List the dams for the production of electricity in Nigeria
2 answers
asked by
Kalu prosper
140 views
What is the cost of operating an electric iron wirh power consumption of1.2kw for 30minutes of enertis sold at N7.00per kw
2 answers
asked by
Tobi
67 views
ADVANTAGES AND DISADVANTAGES OF NUCLEAR POWER
2 answers
asked by
ZIZIPO
130 views
1. how does energy joule change as the circuit is left running? a) increases b) stays the same
Explain your answer. 2. how does
2 answers
asked by
....
134 views
Explain how energy is transferred by radiation. State whether particles are required for this method of energy transfer
2 answers
asked by
lllllll
141 views
A spring is compressed 0.03m calculate the energy stored in the spring if the constant is 300N/M
2 answers
asked anonymously
87 views
why should solar panel located in a remote area
2 answers
asked anonymously
81 views
A ball of mass 8kg falls from rest from a height of 100 m. Neglecting air resistance, calculate it's total energy after falling
15 answers
asked by
Ella
91 views
How Does Solar Cooking Work? Describe it's function in at least 3 to four paragraphs.
2 answers
asked by
Interesting...
58 views
Study the scenario.
A box is initially at the top of a slide, storing 80 J of gravitational energy. The isolated system includes
4 answers
asked anonymously
122 views
Study the scenario.
A box is initially at the top of a slide, storing 80 J of gravitational energy. The isolated system includes
4 answers
asked anonymously
204 views
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