Select all that apply.

The ionosphere is ___.

used to send radio signals
responsible for Earth's weather
the coldest layer in the atmosphere
made of charged atoms called ions
select all that apply

An object accelarates from rest to a velocity of 2.4m/s over a distance of 16m what was its accelaration

When approaching an emergency vehicle, law enforcement vehicle, or tow truck stopped on a two-lane road with a speed limit of 20 mph or less, you are required to a. slow down to 10 mph b. slow down to 5 mph c. stop and offer assistance d. pass the vehicle in an opposing lane, if safe

In your own words define the following terms. 1 hibernation. 2 hormone. 3 behavior. 4 stimulus