What will a medium-mass star become at the very end of its life cycle? A. a red giant
B. a black hole
C. a white dwarf
D. a neutron star

Explain earth's motion, using the terms "precession" and "rotation" in your answer.

Aperson gives a shopping cart an initial push along a horizontal floor to get it moving, and then lets go. the cart travels forward along the floor, gradually slowing as it moves. consider the horizontal force(s) on the cart while it is moving forward and slowing. which of the following statements is correct? (a) both a forward and a backward force are acting on the cart, but the forward force is larger. (b) only a forward force is acting which diminishes with time. (c) both a forward and a backward force are acting on the cart, but the backward force is larger. (d) only a backward force is acting, no forward force.

What will happen in a hybrid vehicle if current flow becomes too high due to a short?