In which of the following will substances move from areas of lower concentration to areas of higher concentrations?
a. osmosis
b. facilitated diffusion
c. diffusion
d. active transport

What is the magnitude of the resultant vector round your answer to the nearest tenth

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 an object is heated it contracts. a. true b. false