Rocks created from the cooling of magma or lava are called. a.    sedimentary b. metamorphosis c. igneous d. metamorphic need on this too sorry but i do need

Plzz hurry im being timed during times of vigorous physical activity, muscles require a constant supply of oxygen. how does the body respond to these needs? a. breathing rate and heart rate both decrease. b. breathing rate and heart rate both increase. c. heart rate decreases, but breathing rate remains stable. d. breathing rate increases, but heart rate remains stable.

Awater molecule is polar because there is an uneven distribution of these between the oxygen and hydrogen atoms.

Identify the missing parts of the carbon cycle