30N of force is used to raise a box that weight 60N up an incline plane. What is the mechanical advantage of the incline plane?

The Doppler Effect means that all observers of a moving wave source detect the same wave frequency. True or False

What is the fundamental cause of air circulation in earths atmosphere

What effect do oceans have on the temperature of coastal areas? A. Ocean breezes warm the coastal land constantly. B. Ocean currents always cool a coastline. C. Ocean winds prevent extremes of temperature on coastal lands. D.

A bicycle rim has a diameter of 0.65 m and a moment of inertia, measured about its center, of 0.25 kg⋅m2. part a what is the mass of the rim? express your answer to two significant figures and include the appropriate units. m =

A 3.8kg object is lifted 12 meters. Approximately how much work is performed during the lifting?

The atmosphere is an). O element O molecule O mixture O compound

What is the velocity of the car, in meters per second, just after it hits a 135-kg deer initially running at 10.5 m/s in the same direction? Assume the deer remains on the car.

True or false the metric unit used to describe weight as a measure of the force of gravity is called a newton

One car travels 40. meters due east in 5.0 seconds, and a second car travels 64 meters due west in 8.0 seconds. During their periods of travel, the cars definitely had the same

When an object slides down an inclined plane, the angle between the displacement and the force of gravity is the same as the angle that the surface makes with the horizontal. Suppose you have a 2-kg cart rolling a distance of 1.