Which of the following statements is true of a gas?

It has a fixed volume, but not a fixed shape

It has closely packed molecules

It can change into a liquid by adding heat

It takes the shape and size of a container

Arrange the steps in order to describe what happens to a liquid when it is heated.

Which best describes connectedness in handwriting analysis?

Which action will cause the magnetic force to push two magnets closer together? Select one of the options below as your answer: A. aligning the north poles of two magnets B. aligning the south poles of two magnets C.

Which of the following could be considered a scientific statement? A Mark has the best smile in class. B. Nancy is the tallest person in the class. C. Blue is the best color. D. Desha is the funniest person in class.

Using Kepler's 3rd Law of Planetary motion, determine the distance between the Earth and the center of the Moon.

Children in a tree house lift a small dog in a basket 4.00 m up to their house. If it takes 187 J of work to do this, what is the combined mass of the dog and basket?

What happens to the speed of the particles if the temperature is increased

A 65-year-old male enters the hospital with high blood pressure, damaged lungs, low blood-oxygen concentration, and throat cancer. What are all of these symptoms associated with?

At a certain factory, 340 kg crates are dropped vertically from a packing machine onto a conveyor belt moving at 1.00 m/s. (A motor maintains the belt's constant speed.) The coefficient of kinetic friction between belt and crate is 0.400.

A hydraulic lift is used to lift a heavy box that is pushing down on a 1.5-m2 piston with a force of 1,700 N. What force needs to be exerted on a 0.12-m2 piston to lift the box?