A sled travels 15 meters down a slope inclined at 30° with the horizontal. What is the horizontal displacement of the sled?

7.5

13.0

5.5

2.4

The postion versus time graph of a body undergoing constant acceleration is a ...

4) A motorcycle travels at a constant 90 km per hour in the positive direction down a straight line highway. What is the displacement, in standard units, of the car 75 seconds later?

Quantum theory, where may the electrons of an atom be found

Which pair shows processes that are the reverse of one another? vaporization, sublimation evaporation, vaporization condensation, vaporization sublimation, evaporation

What is the term that describes the ratio of desired signal to undesired signal in the average power level of a transmission

A liquid filled sealed system has cylinders with movable pistons on each end. The face of one piston has an area of 5 cm². The other piston has an area of 500 cm² and is supporting a weight of 2 kN on it.

A turntable is spinning on a frictionless axle when a ball of putty is dropped onto it from above. The putty sticks to the turntable when it lands. Is angular momentum conserved for the turntable and putty (the system) during this process?

A cheetah can run from 0 to 70 mph in 2.2 seconds. what is the cheetah's top speed in m/s?

Which statement about how light travels is true? A Light waves need a medium to travel, and they travel at the same speed even if the light source is moving.

Explain why the car reaches a top speed even though the thrust Force remains constant at 3500N