The orbit of the planets in our solar system is generally due to which characteristic of the sun? a) the sun's large volume b) the majority of the sun is hydrogen c) the sun's strong gravitational field d) the surface temperatures of the sun are high

Name three different units of energy used to measure heat and describe what type of situations each is usually used.

Complete the statement about memory improvement. ( )involves organizing and breaking down information into easier groups to expand capacity. rehearsal is the verbal repetition of information. these techniques are especially important for the improvement of ( ) memory.

Determine the fraction of the magnitude of kinetic energy lost by a neutron (m1 = 1.01 u) when it collides head-on and elastically with a target particle at rest which is 21h (heavy hydrogen, m = 2.01 u).