NC 5th Grade Science EOG Released Test

Front

Four solid balls, each with a different mass, are moving at the same speed. Which ball would require the most force to stop its motion? Options: ball with a mass of 5 kg, ball with a mass of 10 kg, ball with a mass of 15 kg, ball with a mass of 20 kg

Back

ball with a mass of 20 kg

Front

A girl walked for 30 minutes. She noticed that she traveled farther in the first 15 minutes of her walk than in the second 15 minutes. What can she conclude about her walk?

Back

Her average speed was faster during the first half of her walk.

Front

Which is an example of a different substance being formed? Options: glass breaking, metal melting, water freezing, wood burning

Back

wood burning

Front

A pot is heated on a stove. Which process causes the metal handle of the pot to also become hot?

Back

conduction

Front

Which best describes the speed of a ball as it is thrown straight up into the air and comes back down? Options: The ball goes up at a constant speed, stops, then comes down at a constant speed., The ball goes up at a constant speed, stops, and increases speed as it comes down., The ball goes slower and slower as it goes up, stops, and then goes faster and faster as it comes down., The ball goes slower and slower as it goes up, stops, and then comes down at a constant speed.

Back

The ball goes slower and slower as it goes up, stops, and then goes faster and faster as it comes down.

Front

What can cause a moving object to increase its speed in a forward direction? Options: a force pushing on the object from the opposite direction, a force that continually acts on the object in the direction the object is moving, an increase in the mass of the object, a decrease in the mass of the object

Back

a force that continually acts on the object in the direction the object is moving

Front

If a student uses a rubber band to launch four objects (paper clip, piece of paper, eraser, rubber ball) by pulling the rubber band back the same amount each time, which object will most likely move the fastest when launched?

Back

paper clip

Front

If 10 grams of water are added to 5 grams of salt, how much salt water will be made?

Back

15 grams

Front

A student notices that an inflated balloon gets larger when it is warmed by a lamp. Which best describes the mass of the balloon as a result of this change?

Back

The mass of the balloon stays the same because the gas inside the balloon still has the same mass after it warms up.

Front

A pencil falls off of a desk. What moves the pencil toward the floor?

Back

gravity