A crane does 62,500 joules of work to lift a boulder a distance of 25.0 meters. How much did the boulder weight

2. Would you want to minimize or maximize the heat transfer to and from the handrails? Explain your reasoning.

The atomic radius of metal X is 1.20 * 102 picometers (pm) and a crystal of metal X has a unit cell that is face-centered cubic. Calculate the density of metal X (atomic weight = 42.3 g/mol).

What two factors does sonar use to determine ocean depth?

Glass is an example of what material?

Frost wedging causes physsical weathering of rock by means of

Two objects of mass 0.2 kg and 0.1 kg, respectively, move parallel to the xaxis, as shown above. the 0.2 kg object overtakes and collides with the 0.1 kg object. immediately after the collision, the ycomponent of the velocity of the 0.

You are standing 10 meters from a light source. Then, you back away from the light source until you are 20 meters away from it. From your perspective, what has happened to the intensity of the wave? A. It has decreased by a factor of two. B.

Relate real life phenomenon of mechanic

What is one example of biomass

What is the approximate weight of the air inside the tire in English Engineering Units (tire outside diameter = 49", rim diameter-22", tire width-19" see: tire side view. ndf?