. Which one of the statements are FALSE? * A current cannot produce a magnetic field.
When a compass is placed near a copper wire, with no current flowing in the wire, the compass will always point in the same direction (north).
The magnetic field near a long, straight wire carrying a direct current has a circular shape dependent upon the direction of the current flow.
Electricity and magnetism are related.

Name three different units of energy used to measure heat and describe what type of situations each is usually used.

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.

Because air contracts as it cools, the air pressure inside a freezer is typically lower than on the outside. why do ice cubes inside a freezer tend to shrink over time? a. the ice dissolves oxygen from the air, forming a denser crystalline matrix.b. the ice reacts chemically with carbon dioxide in the air, forming gaseous carbon compounds.c. the ice melts, and then the liquid freezes as ice crystals on the bottom of the freezer.d. the ice sublimes, and then the water vapor deposits as ice crystals on the sides of the freezer.