Which factors will cause an increase in the speed of a sound wave? Check all that apply.
a change from liquid water to water vapor
a change from water vapor to liquid water
a change from liquid water to solid water
I a decrease in the temperature of water
an increase in the temperature of water

answer: point c: b. 1/2 potential, 1/2 kinetic, point a: 3/4 of its potential energy, point d or b: 3/4 potential, 1/4 kinetic

explanation: i cant explain. it's difficult to explain.

the answer is a 3.8cm

explanation:

the answer is neither ball has a charge.

because if they were both positively charged, they will repel each other.

if they were positively and negatively charged, they will seek.

the closer the planet is to the sun, the larger the gravity