Questions to consider:
1. if the skater has a mass of 60 kg, what is her gravitational potential energy at the top of the 4 m high
half-pipe?

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.

Marvin records scientific data about lake superior. for which property has marvin forgotten to use an si unit of measurement? shore length high temperature low temperature annual precipitation

Distinguish between linear momentum and angular momentum