Which scenario is an example of the transfer of thermal energy by radiation? O A. A microwave oven causes water molecules in a cup to vibrate
faster.
O B. A hot-water heating system warms a room.
O C. A piece of chocolate melts in a person's hand.
O D. A person's body temperature falls as the person swims in the
ocean.

Atotal charge of –6.50 µc is uniformly distributed within a sphere that has a radius of 0.150 m. what is the magnitude and direction of the electric field at 0.300 m from the surface of the sphere? a) 2.89 × 105 n/c, radially inward b) 6.49 × 105 n/c, radially outward c) 4.69 × 105 n/c, radially inward d) 9.38 × 105 n/c, radially outward e) 1.30 × 106 n/c, radially inward

Astudent weighing 700 n climbs at constant speed to the top of an 8 m vertical rope in 10 s. the average power expended by the student to overcome gravity is most nearly

Which insurance would contradict the big bang theory