Which of the following statements is true? a: weathering and erosion are the same processes. b: coarse, infertile soil is usually found near the base of a mountain. c: rocks formed at low temperatures weather more quickly than rocks formed at high temperatures. d: weathering is the movement of sediment from one location to another.

According to the tide table below what time of day will the highest tide occur?

Using a wheel and axle, a farmer is trying to lift a bucket of water from the bottom of a well. the larger wheel has a radius of 40 cm compared to the axle that has a radius of 10 cm. if a bucket of water is 50 n, then how much effort is required to raise it? 12.5 n 200 n 2 n 500 n

The amount of heat required to change liquid water to vapor at its boiling temperature is 2256 kj/kg. the amount of heat required to change liquid mercury to its vapor state at its boiling temperature is 295 kj/kg. one kg of each substance is currently at its boiling point. how will the amount of thermal energy required to change each substance from a liquid to a gas differ?