Which statement is true of gases?

A. Gases have a definite shape.

B. Gases expand to fill all the space available.

C. Gas particles stay in fixed positions.

D. Gases have a definite volume.

Two 20.0 g ice cubes at - 20.0 ∘ C are placed into 285 g of water at 25.0 ∘ C. Assuming no energy is transferred to or from the surroundings, calculate the final temperature, T f, of the water after all the ice melts.

Water waves and light waves are both examples to

What light moves from a medium

A gyroscope slows from an initial rate of 49.3 rad/s at a rate of 0.731 rad/s^2. (a) How long does it take (in s) to come to rest? (b) How many revolutions does it make before stopping?

Elements that are gases, brittle and poor conductors are?

How does the direction of friction relate to the direction of motion

Wich usage of water uses the least amount in a year in the united states A. public water supply B. livestock C. irrigation D. industry

What structure allows only certain things to pass in and out of the cells

Which statement is true of gases? A. Gases have a definite shape. B. Gases expand to fill all the space available. C. Gas particles stay in fixed positions. D. Gases have a definite volume.

At the moment when the front of his car is exactly even with the front of your car, and you turn your head to smile at him, do the two cars have equal velocities?