The temperature at 8: 00
a. m. was –6°
f. by 4: 00 p. m. the temperature was 17°
f. what was the change in temperature from 8: 00
a. m. to 4: 00 p. m.?
a. –23°f
b. –11°f
c. 11°f
d. 23°f

What happens to light waves from a star as the star moves away from earth?

Gordon is going for a run through the park, but it is cold outside. the low outside temperature could affect his personal safety.

Awater-filled u-tube manometer is used to measure the pressure inside a tank that contains air. the water level in the u-tube on the side that connects to the tank is 5 ft above the base of the tank. the water level in the other side of the u-tube (which is open to the atmosphere) is 2 ft above the base. determine the pressure within the tank.