An object that sinks in water has a mass in air of 0.0675 kg. Its apparent mass when submerged in water is 0.0424 kg. What is the specific gravity SG of the object? What material is the object probably made?

Which is an example of gaining a static charge by conduction? a) rubbing a balloon against your hair. b) shuffling your shoes across a carpet. c) bringing a charged rod near an electroscope. d) touching your car on a cold day and getting a shock.

Directions: count the number of atoms. ar co2 na3po4 so3 nac2h3o2

A51 kg woman skis down a hill and her kinetic energy is 9.96e4 j. what is her speed?