Physical Science Final Exam

Select all the correct locations on the image. Which items are matter?

• sound

• battery

• light

• mobile phone

• electricity

Select all the correct answers. Consider this statement: Air is matter. Which facts best support the statement?

• Air is essential for life to exist.

• Air is not an element.

• To float on air is to be happy.

• Air has mass.

• Balloons can be filled with air.

Read passage 30963 to answer this question. Read the following sentence. A popular tourist attraction, the crater is used by NASA to train astronauts because its terrain resembles the surface of the moon. Which word has the same root word as the word terrain?

• determine

• terrible

• territory

Read passage 30963 to answer this question. Which is the purpose of this article?

• to explain the effects of the impact of a meteorite

• to demonstrate a lesson about the importance of scientific research

• to describe new technology that scientists use to study meteorites

Select the correct answer. Which of the following is a physical model of the Sun?

• an equation that describes the Sun’s motion

• a chart that lists the temperatures of different parts of the Sun

• a computer program that shows how the Sun changes over time

• a paragraph that describes the Sun’s structure

• a small yellow ball that represents the Sun

Select the correct answer from each drop-down menu. A ball starts from rest. It rolls down a ramp and reaches the ground after 4 seconds. Its final velocity when it reaches the ground is 7.0 meters/second. The initial velocity of the ball is [ ] meters/second, and its acceleration is [ ] meters/second².

• 0 meters/second, 1.75 meters/second²

• 0 meters/second, 2 meters/second²

• 1 meters/second, 1.75 meters/second²

• 1 meters/second, 2 meters/second²

Select the correct answer. An airplane is flying at a constant speed in a positive direction. It slows down when it approaches the airport where it's going to land. Which term describes the slowing of the plane?

• stationary

• positive velocity

• positive acceleration

• negative acceleration

• constant velocity

Select the correct answer from each drop-down menu. Andrew pokes a marble, and the marble rolls down a ramp. The marble moves with speed. Which forces are acting on the marble in this situation? When Andrew pokes the marble, he gives it ________ force. As the marble rolls down the ramp, ________ force pulls it down. The movement of the marble is slowed down by ________ from the ramp.

• gravitational

• magnetic

• friction

• electrical

• an applied

Select the correct location on the image. Jess kicks a soccer ball, and it rolls across the ground. The force diagram shows all the forces acting on the ball at the moment Jess kicks it. Which arrow represents a friction force?

• Upward arrow

• Downward arrow

• Leftward arrow

• Rightward arrow

Darryl throws a basketball at the gym floor. The ball bounces once on the floor and comes to rest in his coach’s hands. At which point are all the forces on the basketball balanced?

• the moment the ball leaves Darryl’s hand

• the moment the ball touches the floor

• when the ball is in the air

• when the ball starts falling downward before coming to rest

• the moment the ball comes to a complete rest