By how much does the density of air increase when it is compressed to half its volume?

a. It is cut in half.
b. It quadruples.
c. It doubles.
d. It remains the same.

The density of a liquid could be found by using

Which statements about tornadoes are true? check all that apply. (a) about 12,000 tornadoes hit the united states every year. (b) a tornado looks like a funnel. (c) tornadoes are deadly atmospheric storms that cause millions in damages each year. (d) tornadoes can reach wind speeds of more than 300 miles per hour. (e) kansas is the state with the most tornadoes. (f) you will always notice a funnel before a tornado strikes.

When does your body conduct current more readily?