Awatershed is an area where rain and melted snow and ice collect on areas of higher elevation. true or false.

Dna is colied into chromosomes in a cell

Awave has a wavelength of 15 mm and a frequency of 6 hertz. what is its speed?

Identify characteristics of energy from the sun. check all that apply. almost all of the energy on earth comes from the sun. energy from the sun is known as mechanical energy. the energy in fossil fuels originally came from the sun. plants convert the energy of sunlight into chemical energy.