Select two of the following options below that would have a displacement of zero meters. * A deer crosses a 2-lane highway.
A racecar driver drives 6 laps around a 400-meter racetrack.
A mother drives 5 miles to the store to buy some milk and drives 5 miles back home.
A leaf falls on the shallow end of a 25-meter pool and eventually sinks to the bottom.

air quality

poor drinking water

and heavy polution

can lead to poor health

gravity causes stares to cluster i think so

"hydrogen bonding is the attraction of h atoms in the water molecule (slight + charge) to o atoms in a neighboring water molecule (slight - charge); it is a weak interatomic force. but it is still strong enough to the water molecules "stick" together."

colorless gas, exhibiting a blue glow when placed in an electric field

b) solid

its a type of rock