Asap need right answer

why do a car's tires need more air in the winter than they do in the summer?

the temperature is lower, so the tires expand

the temperature is lower, so the tires contract

the temperature is lower, so the air inside the tires expands

the temperature is lower, so the air inside the tires contracts

What is the role of the ocular lens?

Balloon a has charge q, and identical mass balloon b has charge 10q. you hang them from threads near each other. choose all of the statements with which you agree. check all that apply. a. a and b exert the same magnitude forces on each other. b. the force that a exerts on b is 10 times the force that b exerts on a. c. the angle between the thread supporting a and the vertical is < the angle between the thread supporting b and the vertical. d. the force that a exerts on b is 1/10 the force that b exerts on a.

What is the weight of a feather (mass = 0.0001 kg) that floats through earth's and the moon's atmospheres?