Physics and chemistry is the study of what?

If steel is more dense that lake water, why can a boat float

Brutus, the dog, is pulling a bone to the left with a force of 20 n. lassie, another dog, is pulling a bone to the right with a force of 18n. what is the net force? a. b. c.

The solid that is formed and usually sinks to the bottom of a solution is the