What is a disadvantage of solar energy?
A. Energy from the sun is not very expensive.
B. Sola...
Physics, 31.03.2021 01:40 haleeleslie
What is a disadvantage of solar energy?
A. Energy from the sun is not very expensive.
B. Solar energy is very loud.
C. Not everyone has the same amount of sun everyday.
D. It causes extensive environmental impacts.
Answers: 1
Physics, 22.06.2019 12:10
The average density of the planet uranus is 1.27 103 kg/m3. the ratio of the mass of neptune to that of uranus is 1.19. the ratio of the radius of neptune to that of uranus is 0.969. find the average density of neptune.
Answers: 1
Physics, 23.06.2019 00:00
You can melt ice by applying pressure because the solid/liquid line has a slope.
Answers: 3
Physics, 23.06.2019 01:20
Afisherman notices that his boat is moving up and down periodically, owing to waves on the surface of the water. it takes a time of 2.70 s for the boat to travel from its highest point to its lowest, a total distance of 0.700 m. the fisherman sees that the wave crests are spaced a horizontal distance of 6.50 m apart. a. how fast are the waves traveling? b. what is the amplitude a of each wave?
Answers: 1
Physics, 23.06.2019 02:00
How many electrons does each element require in its valence shell to become stable?
Answers: 1
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