#1 KCCT - Article Review 1-15 Exam

Which of the following BEST describes a gas?

• A. Particles are very far apart and there is a no fixed shape.

• B. Particles slide past one another and move very slowly.

• C. Particles are very close together and have no shape.

What happens when an object goes into motion?

• A. It changes its position.

• B. It changes the amount of force the object has.

• C. Its force of gravity becomes greater.

• D. It increases its friction.

Joseph and Omar are pulling on opposite ends of a long rope. The rope moves toward Omar. Which of the following is true?

• A. Joseph and Omar are pulling with the same force.

• B. Joseph’s force on the rope is stronger than Omar’s force.

• C. Omar’s force on the rope is stronger than Joseph’s force.

• D. Joseph’s and Omar’s forces on the rope are balanced.

What happens to the ball after the bat hits it?

• A. The ball changes direction.

• B. The ball loses some of its mass.

• C. The ball gains more mass.

• D. The ball stops moving.

Doug hits several different balls with a stick. He hits each ball with the same force. Which ball will travel the farthest?

• A. a bowling ball

• B. a basketball

• C. a baseball

• D. a ping pong ball

Which one shows a LOUD sound with a very LOW pitch?

• 
• 
• 

What form of matter does beaker B represent?

• gas

• solid

• liquid

What form of matter does beaker A represent?

• gas

• solid

• liquid

What form of matter does beaker C represent?

• gas

• solid

• liquid

What happens to the ice when we add heat?

• The ice turns into a liquid.

• The ice turns into a gas.