MySci Unit 20 Section 1-2 Review

Which of the following is not evidence of energy transfer?

• A flashlight shines on someone's face.

• A tornado siren and warning can be heard across the city.

• A ball is laying on the floor.

• The air conditioning is turned on and cool air fills the room.

Tags

NGSS.MS-PS3-5

Think about the investigation we did with the car. What effect did the rubber band have on the distance the car traveled?

• The more you pull back the car to wind the rubber band, the less distance the car will travel.

• The more you pull back the car to wind the rubber band, the farther the car travels.

• The less you pull back on the car to wind the rubber band, the farther the car will travel.

Tags

NGSS.MS-PS2-2

What is the evidence of energy in this picture? There will be more than one answer.

• The dirt on the baseball field

• The ball moving through the air.

• The sun is shining on the pitcher.

• The pitcher is throwing the ball.

• The baseball cap on the pitcher.

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Read the data chart. If a student were to wind the rubber band 60 times, how far would you predict the car would go?

• 10 meters

• 12 meters

• 14 meters

• 20 meters

Tags

NGSS.MS-PS3-1

What does increasing the number of winds in the rubber band do to the energy in the car system?

• It produces less energy

• It produces the same amount of energy.

• It produces more energy

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

NGSS.MS-PS3-5

A collision occurs between a tennis ball and a bouncy ball. What evidence of energy transformation might you see when both objects collide? (There is more than one answer possible)

• potential energy

• motion energy

• sound energy

• chemical energy

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Mrs. Leigh rolled a ball and it collided with another ball. What do you need to know to predict how far each ball might move because of the collision?

• Mass (weight) of the ball

• Speed of the ball

• Starting distance of the ball

• All of the above?

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

A student measures how long it takes different toys to travel 10 meters. Based on the data in the chart, which toy was traveling at the slowest speed?

• X-Wing

• Landspeeder

• Train

• Matchbox car

Which person rolled the ball slower?

• Thomas

• Joel

Tags

NGSS.MS-PS3-1

How do you know which person rolled the ball slower?

• Joel's ball was slower because it rolled a shorter distance than Thomas's ball.

• Thomas's ball was slower because it rolled a shorter distance than Joel's ball.

• Joel's ball was slower because it rolled a longer distance than Thomas's ball.

• Thomas and Joel's ball rolled the same distance.

Tags

NGSS.3-PS2-1

NGSS.3-PS2-2