Physics, 25.07.2019 22:40 hcpsharrissy2952
The light from many stars can be seen from earth. but there is a time delay between the time the light is emitted from the star and when we see it here on earth. which of the following statements best explains why there is a delay? a. the stars light is not bright enough to reach earth immediately b. stars twinkle so they give off light at regular intervals. c. earths atmoshpere is to thick for light to reach the surface as soon as it is emitted d. stars are light-years away from earth, so light takes time to reach our planet
Answers: 1
Physics, 22.06.2019 01:30
An object of dimensions 50 cm x 40 cm x 0.20 cm has a mass 60g. find its density in g/cm3 and kg/ m3
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Physics, 22.06.2019 11:10
Which situation will produce the greatest change of momentum
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Physics, 22.06.2019 18:50
What accounts for an increase in the temperature of a gas that is kept at constant volume? a. energy has been removed as heat from the gas. b. energy has been added as heat to the gas. c. energy has been removed as work done by the gas. d. energy has been added as work done by the gas.
Answers: 2
Physics, 23.06.2019 00:00
Boiling water is an example of physical change. true or false
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The light from many stars can be seen from earth. but there is a time delay between the time the lig...
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