The distance of mars to the sun is 1.5 that of earth. "how many earth years does it take for mars to orbit the sun?"

Whom or what did President Roosevelt describe as "the rattlesnakes of the Atlantic"? U. S. Navy ships and their crews German U-boats and their crews Axis nations and their leaders Japanese warplanes and their pilots

How much energy is received by earth per second per unit area?

The Sun is about 150 million km from earth. how long does it take light from the sun to reach earth? (Speed of light is 3x10^8m/s)

Which law describes the magnetic field in a nonlinear wire?

While wearing rubber-soled shoes, you rub a helium balloon on your sweater. The balloon becomes negative charged. Now release the balloon. When the balloon is at the ceiling, you are A) negatively charged. B) electrically neutral.

Sebuah benda berjarak 8 cm di depan cermin cekung yang memiliki fokus 12 cm. perbesaran bayangan yang dihasilkan adalah? tentukan juga M nya?

How does gravity correspond to the bending of the space-time fabric

Compare the theories that scientists proposed about the source of the sun's energy with the process of nuclear fusion in the sun

Which wave A or B has a higher energy

What does the law of conservation of energy state about energy in a closed system?