What forms of energy are constantly being given off by the sun? A. Light and heat
B. Light and wind
C. Heat and nuclear
D. Hydroelectric and nuclear

NEW ANSWER ASAP

Students in biology are studying the macromolecules of life. they used a calorimeter to determine the calories in various types of food. once the lab was completed, the students ate the left over food samples. monica commented that in just 6 or 7 "chews" of the saltine, it was gone; nothing but a sticky paste in her mouth. elaborate on what happened chemically while chewing the saltine. include the macromolecules present.

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

Just a quick question. will give pointswhat is the root word of "blood."it is written in my homework as hemat(o) : blood.so, should i write that the root word as hemat or hemato or hemat(o). i'm really confused.