An increase in the average kinetic energy of a sample of copper atomsoccurs with an increase in(1) concentration (3) pressure(2) temperature (4) volume

Iknow the answer to 13 is b and 14 is d. i just need to know why the correct answers are correct

The gulf stream is a warm water current that flows away from the equator to northern europe. witch of these does it cause. a. crashes of warm and cool water in the ocean b.colder climates near the equator c.large waves on the cost of europe d.warm climates in northern europe

Which statement characterizes synthetic polymers? a. they come from animals and plants. b. they are found in nature. c. they are made in a lab. d. they are components of starch.