In the simulation, Terry uses his mouse to move the block and compress the spring. As the spring is being compressed (before it is released), how can he correctly describe the relationship between the potential and total energies of the system

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

Which is an example of an exothermic process?

Ateacher gives students four liquids commonly found in the kitchen - vinegar, apple juice, dish detergent, and milk - and ph indicator strips, which measure acidity. the teacher asks the students to put the liquids in order from most acidic to most basic. what type of investigation could the students conduct to determine the correct order for the liquids?