A 1100 kg crate slides at a constant speed down a warehouse ramp whose angle is 22°. Determine the coefficient of kinetic friction between the crate and the ramp.

Current enters a circuit at a: 1.positive terminal 2.negative terminal 3.low potential side 4.resistor

5g of ammonium nitrate was dissolved in 60g of water in an insulated container. the temperature at the start of the reaction was 23.0°c and at the end it was 19.0°c. calculate the energy absorbed by the reaction.

What is the name for the remnant of an asymptotic giant that has lost its shells? black dwarf white dwarf yellow giant black hole