An astronomer uses a powerful telescope to spot an object in a far away galaxy. The object appears to have a clear orbit around a star and it has a spherical shape; what is it? (10 Points)

a comet

an asteroid

a planet

a moon

Biomass can be used to generate electricity. biomass relies heavily on agricultural crops. plants release carbon dioxide and water in combustion. plants use photosynthesis to originally generate the energy that is needed. the chemical energy of these plants all started with what energy source?

What is the process by which biological parents pass traits such as hair type or eye color to their children

Which nutritional supplement is correctly paired with the health issue it addresses? which nutritional supplement is correctly paired with the health issue it addresses? vitamin c supplementation prevent depression. calcium supplementation increases iq. vitamin e supplementation prevent birth defects. vitamin b12 can vegans maintain health?