Which value is equivalent to 7.2 kilograms?
A.
720 grams
B.
7,200 grams
C.
72,000 grams
D.
720 milligrams
E.
7,200 milligrams

When you drop a pebble from height a it reaches the ground with speed v if there is no air resistance. from what height should you drop it so it will reach the ground with three times the speed? (a) 9m (b) 3m (c) 6m (d) 18m

Blank liquids and gases exert a buoyant force on objects placed in them

Which lists the fundamental forces in order, from strongest to weakest? strong nuclear, weak nuclear, electromagnetic, gravitational strong nuclear, electromagnetic, weak nuclear, gravitational gravitational, weak nuclear, electromagnetic, strong nuclear electromagnetic, gravitational, strong nuclear, weak nuclear