The force required to push a boulder is greater than the force required to push a pebble. what law of motion is this?

1. calculate the approximate enthalpy of the reaction in joules. estimate that 1.0 ml of vinegar has the same thermal mass as 1.0 ml of water. iqnore the thermal mass of th sodium bicarbonate. note: it takes about 4.2 joules () to change 1.0 gram (1.0ml) of water 1.0 c

1. list three scientific reasons cockroaches may fly.

How have the greenhouse gasses increased from the year 2000 to 2018