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Energy
Page 7
Questions (7,089)
Compare the benefits and disadvantages to the different alternative energy technologies.
2 answers
asked anonymously
114 views
Compare the energy input and output for nuclear fission and nuclear fusion.
2 answers
asked anonymously
88 views
Explain why the process of mining uranium involved in the use of nuclear energy has the greatest environmental impact of the
2 answers
asked anonymously
80 views
Compare the advantages and disadvantages of using nuclear energy.
2 answers
asked anonymously
86 views
How is the gravitational potential energy store of an object increased?
2 answers
asked by
cccc
114 views
How much energy is transferred to an electric kettle that is rated at 3 kilowatts if it is switched on for three minutes?
2 answers
asked by
====
104 views
A TV has a power rating of 10W, and is left on for two minutes. How much energy does it use? (Hint: first, convert minutes into
2 answers
asked by
wooo
108 views
Energy Transformations - start a new Science note in your binder or Google Drive, create a vocabulary list for the 10 types of
10 answers
asked by
tka
77 views
How much energy is transferred to an electric kettle that is rated at 3 kilowatts if it is on for three minutes?
2 answers
asked by
meeee
89 views
REal power
2 answers
asked by
Fuad Faji Jemal
107 views
How much energy is produced when 93.5 grams of oxygen react with 13.2 grams of hydrogen in the following reaction:
2H2+o2-->2 h2o
2 answers
asked anonymously
94 views
A common unit of energy in atomit physics is
2 answers
asked by
Hana
69 views
A system with an increase in internal energy of 80 J and at the same time has 50 J of work done on it by the surrounding. What
2 answers
asked by
ezile
66 views
If you hold a coin between your fingers in the air, the gravitational potential energy of that coin is greater if?
2 answers
asked anonymously
84 views
The kinetic energy of a 25-gram bullet traveling at 500 m/s is:
Choose the best answer from the options below: A 6.250 KJ B
2 answers
asked anonymously
109 views
When would a transformation of chemical energy to electrical energy occur?
2 answers
asked by
ray
136 views
Solar cells are used to power a person's house. Which statement about the process is correct?
Energy from the sun might be
2 answers
asked by
ray
106 views
Science
Fossil fuels are formed when organic material is subjected to extreme temperatures and pressure over many years. Where
2 answers
asked by
spongesquare bobpants
81 views
Ocean waves are a source of energy. In 1–2 sentences, make and justify a claim about whether ocean waves are a renewable or
7 answers
asked by
Party Hips
112 views
Questionaires for solar energy television presentation
2 answers
asked by
humbospen
81 views
How can South Africa overcome its energy supply shortcomings
2 answers
asked by
Asimbonge
96 views
Kinetic Energy Transfer Quick Check
26 answers
asked anonymously
295 views
yo bot Think of a topic related to energy that you would like to research. In 3–5 sentences, describe how you would use search
10 answers
asked by
liam the connexus student
105 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
14 answers
asked by
🙌🏼bEcAuSe i sAiD sO🙌🏼
151 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
10 answers
asked anonymously
272 views
Kinetic and Thermal Energy Quick Check
11 answers
asked by
LordUzuiIsHot
247 views
Has gas become a big demand increase?
2 answers
asked by
!Scream Stan!
54 views
In 3–5 sentences, describe how you would use search terms to effectively find information about solar energy advantages.
2 answers
asked by
UnrealOnepiece
100 views
A topic related to energy that you would like to research. In 3–5 sentences, describe how you would use search terms to
2 answers
asked by
UnrealOnepiece
104 views
Which describes a renewable energy resource?
It produces less pollutants than fossil fuels. explain
2 answers
asked by
him
93 views
What is true about kinetic energy?
Molecules within a substance have kinetic energy when that substance moves. Molecules of
2 answers
asked by
no
137 views
Coal is a natural resource.
why is coal considered nonrenewable? A. no new coal is being produced on earth B. coal is being used
4 answers
asked by
Lol
93 views
A bar magnet is held in place while another bar magnet is placed near it. The second bar magnet spins around and attaches to the
7 answers
asked by
Joe
142 views
Choose the best answer.
Electricity that is made by the energy of falling water defines _____. hydroelectricity isolated
2 answers
asked by
fe
85 views
two devices that intercept solar radiation for heating purposes
2 answers
asked by
kiaan
57 views
Choose the best answer.
Solar energy is energy from the _____. sun wood space earth moon
2 answers
asked by
fe
85 views
Choose the best answer.
A machine that has spinning blades and converts some form of fluid energy (air or water) to rotational
2 answers
asked by
fe
95 views
Wind energy is actually _____ energy.
heat electrical kinetic chemical potential
4 answers
asked by
fe
91 views
The inherent danger of nuclear power plants is _____.
1.active coal 2.too little power generated 3.radiation 4.coal pollution
4 answers
asked by
fe
106 views
_____ power plants take advantage of the kinetic energy of falling water.
1.Many 2.All local 3,Hygronomic 4,Hydroelectric
2 answers
asked by
fe
86 views
_____ power plants take advantage of the kinetic energy of falling water.
Many All local Hygronomic Hydroelectric Hydrologic
2 answers
asked by
fe
90 views
_____ energy is energy from the sun.
Microwave Infrared Liquid Solar Visible
4 answers
asked by
fe
96 views
Not able to be used up defines _____.
hydroelectricity chemical geothermal inexhaustible isolated
2 answers
asked by
fe
100 views
The inherent danger of nuclear power plants is _____.
A)too much power generated B)too little power generated C)active coal
4 answers
asked by
fe
112 views
Wind energy is actually _____ energy.
heat kinetic chemical potential electrical
4 answers
asked by
fe
85 views
Wind energy is actually _____ energy.
heat kinetic chemical potential electrical 24. Ch
2 answers
asked by
fe
77 views
Select 2 that apply.
What are two disadvantages of fossil fuels? A)Burning fossil fuels creates polluted smoke. B)Using fossil
4 answers
asked by
fe
284 views
According to the passage,Which statement is true about wind energy
A.it is clean and non polluting B.It is not as useful as
3 answers
asked by
Fred Wilkins
96 views
According to the passage, which statement is true about wind energy?
Responses A It is clean and non-polluting.It is clean and
4 answers
asked by
j coe
80 views
Not able to be used up defines _____.
geothermal inexhaustible hydroelectricity chemical isolated
4 answers
asked by
fe
98 views
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