Molecules at room temperature move freely. What happens to the molecules when heat is removed until it freezes?

Molecules group together

Molecules slow down and contract

Molecules speed up and expand

Molecules move freely

Rank them from fastest to slowest in how quickly each warms up: (a) steel, 450 j/kgââc; (b) aluminum, 910 j/kgââc; (c) copper, 390 j/kgââc.

What are factors that would change the position of the wave lengths measured? (There are more than one answer.) a) size of the tube b) tuning fork frequency c) distance between the tuning fork and tube d) room temperature e) area of the tube

The study of science deals with

How to find voltage reading?

A weightlifter can lift 220lbs. (assume 1kg weighs 2.2lbs) If he lifts the weight 2m above the floor, how much work did he do? Follow up: if the weightlifter lifts the weight 1.2 seconds, how much power does he generate?

The planet XYZ traveling about the star ABC in a circular orbit takes 24 hours to make an orbit. Assume that the orbit is a circle with radius 89 comma 000 comma 00089,000,000 mi. Find the linear speed of XYZ in miles per hour.

Your heart pumps 80 g of blood with each beat. The blood starts from rest and reaches a speed of 0.60 m/s in the aorta. If each beat takes 0.16 s, the average force exerted on the blood is a. 3.0" 102 N b. 0.22 N c. 0.16 N d. 0.30 N e. 0.98 N

What is the formula for calculating the mass when i have the number of volume and density

What is the name for potential difference that causes current to flow? (A) electric charge (B) static discharge (C) voltage

How is a herpetologist and a ecologist similar