Some solar flares send out high-energy particles. Why are these particles not usually harmful to humans on Earth?
A. the Moon protects Earth
B. The oceans protect Earth
C. the atmosphere and magnetic field protect Earth
D. the auroras protect Earth

It is believed that europa, one of jupiter’s moons has an ocean beneath its surface. based on how earth’s oceans and atmosphere are believed to have formed, what can be said about europa’s supposed ocean? the arrival of in the early days of europa’s existence could have formed its ocean. it is likely that the water experienced , similar to earth. it is also possible that this water is retained beneath europa’s surface and in its atmosphere due to europa’s .

Which type of respiration takes place when there is no oxygen present

The specific heat of ice is 0.5 calories/gram°c. 20 grams of ice will require ll calories to raise the temperature 1°c. 05