Fusion occurs in the of the sun, where the pressure and temperature are very high.
a. photosphere
b. core
c. chromosphere
d. solar wind

How much force must a locomotive exert on a 12840-kg boxcar to make it accelerate forward at 0.490 m/s2?

What can be found in every skeletal muscle? a. nerves, bones, cartilage, and connective tissue b. tendons, cartilage, nerves, and blood vessels c. muscle fibers, nerves, connective tissue, and blood vessels d. tendons, nerves, blood vessels, and bones

In a system, when potential energy decreases, then entropy also decreases. true false