NC 5.P.1.1

A book is lying on the dashboard of a car, which is stopped at a red light. Which is the most likely reason for the book to slide backward as the car begins to move forward?

• The book has inertia.

• The book has momentum.

• The book has acceleration.

Two balls rolled down two identical inclined planes. The balls were exactly the same mass and size, but one ball rolled down the inclined plane faster. Identify a possible reason that one ball rolled faster than the other ball.

• One ball was red and the other ball was blue.

• One ball was new and the other ball was old

• One ball was shiny and the other ball was dull.

• One ball was sticky and the other ball was smooth.

Tags

NGSS.MS-PS2-2

The following trucks are pushed with the same amount of force.

Which truck will roll the farthest?

• Truck 1

• Truck 2

• Truck 3

• Truck 4

Tags

NGSS.MS-PS2-2

Shane and Brett push a toy car on a straight track. When Shane pushes the car, it goes a longer distance than when Brett pushes it. Which best explains this?

• Brett applied more force to the car.

• Shane applied more force to the car.

• Brett did not apply any force to the car.

• Shane applied the same amount of force as Brett.

Tags

NGSS.MS-PS2-2

A plane carrying bags has a mass of 50,000 kg. After delivering the bags, it has a mass of 30,000 kg. Which would best describe how the plane’s motion would be affected on the way back?

• The plane would travel at a faster speed.

• The plane would travel at a slower speed.

• The plane would travel at the same speed.

Tags

NGSS.MS-PS2-2

Which is the best explanation of why the Moon revolves around Earth?

• The Moon has a thinner atmosphere than Earth.

• The Moon is too large to move away from Earth.

• The Moon is attracted by the gravity of Earth.

• The Moon has a smaller gravitational force than Earth

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Which investigation will best test the effects of gravity on moving objects?

• pencils falling from the same height

• balloons floating upward from the same height

• a bicycle speeding up on a flat surface

• a ball slowing down on a flat surface

A child rides a wagon down a hill. Eventually, the wagon comes to a stop. Which is most responsible for causing the wagon to stop?

• gravity acting on the wagon

• friction acting on the wagon

• the mass of the wagon

• the mass of the child

Tags

NGSS.MS-PS2-2

what can cause a moving object to increase its speed in a forward direction?

• a force pushing on the object from the oppiste 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

Tags

NGSS.MS-PS2-2

A child rides a wagon down a hill. Eventually, the wagon comes to a stop. Which is most responsible for causing the wagon to stop?

• gravity acting on the wagon

• the mass of the wagon

• friction acting on the wagon

• the mass of the child

Tags

NGSS.MS-PS2-2