Individual skeletal muscles can only push in one direction.

Look at the images of different rocks. which rocks have a fine-grained texture? check all that apply. 1 2 3 4 5

What do isotopes of uranium have the same number of? what do they have a different number of? a) same number of protons; different number of electrons b) same number of protons; different number of neutrons c) same number of electrons; different number of protons d) same number of neutrons; different number of protons

Injuries in the environment are a result of