A submarine travels 25 km/h north for 3.2 hours. What is its displacement?

A.

7.8 km north

B.

28.2 km north

C.

80.0 km north

D.

253 km north

This is the amount of energy required to change the state of a substance from liquid to gas. it starts with an h 18 characters

An inquisitive physics student and mountain climber climbs a 54.0-m-high cliff that overhangs a calm pool of water. He throws two stones vertically downward, 1.00 s apart, and observes that they cause a single splash.

Which statement best describes how the cycling of carbon affects Earth?

A ball is thrown upward in the air, and its height above the ground after t seconds is H (t) = 57 t - 16 t 2 feet. Find the time t when the ball will be traveling upward at 14.25 feet per second.

a mass of 0.400 is raised by a vertical distance of 0.450m in the earths growth gravitational field. what is the change in its gravitatioanal potential energy? show your work

Scientists now think high-fructose corn syrup may disrupt appetite control, making people more often o sleep get angry Ceat fast

What are the strengths and limitations of the doppler method?

Voltage can exist without A. current. B. resistance. C. a closed circuit. D. all of these

During a football game, a receiver has just caught a pass and is standing still. Before he can move, a tackler, running at a velocity of 2.60 m/s, grabs and holds onto him so that they move off together with a velocity of 1.30 m/s.

What effect does an increase in temperature have on viscosity?