A car with the mass of 1000 kg is moving down the highway with an applied force of 2450 N in a friction force of 825 newest what is the cars acceleration

An inclined plane wrapped around a metal shaft is a a. lever b. screw c. pulley d. wedge

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.

The first law of thermodynamics is as follows: ∆u=q-w , which means in a system is equal to added, minus done by the system. the units for these variables are in .