Two bowling balls each have a mass of 8 kg. If they are 2 m apart, what is the gravitational force between them? G = 6.67 * 10^-11 N⋅ (m/kg) ^2

A. 3.21 10^-8 N

B. 2.14 10^-9 N

C. 2.68 10^-10 N

D. 1.07 10^-9 N

What is a total internal reflection?

A solution contains a mixture of pentane and hexane at room temperature. The solution has a vapor pressure of 241 torr. Pure pentane and hexane have vapor pressures of 425 torr and 151 torr, respectively, at room temperature.

What is one exsample of a closed economy

How many cubic feet are there in a gallon?

Number of complete 90.9 MHz radio waves over a 1.50 km distance

About how much energy is transferred between a producer and primary consumer? A. 90% of the original energy from the Sun is transferred B. 10% of the original energy from the Sun is transferred C. 10% of the plant's energy is transferred D. 0.

If you exert a force of 500 n to walk 4 m up a flight of stairs in 4 s, how much power do you use?

The concepts of a "particle" and a "wave"

If a particle undergoes shm with amplitude 0.10 m, what is the total distance it travels in one period?

If the length of one side of a square is 12.0 m, what is the perimeter of the square?