How Will It Move? Quiz 1

The force that pulls things toward earth.

• Magnetic Force

• Gravitational Force

• Electrical Force

Tags

NGSS.MS-PS2-4

What is force?

• A push exerted on an object
• A push or pull exerted on an object
• A pull exerted on an object
• Nothing

Pictured is a falling pencil. What force brings the pencil down?

• Electrical

• Magnetic

• Normal

• Gravitational

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

What is defined as a push or pull between two objects that are touching?

• Contact force

• Force that acts over a distance

• Non contact force

• Normal force

Tags

NGSS.MS-PS2-2

Forces are usually shown as...

• dogs
• circles
• flashing electricity
• arrows

Tags

NGSS.HS-PS2-1

Some students wanted to find out if a tennis ball and a baseball dropped from the same height hit the ground at the same time. This investigation tests the effect of which of the following forces?

• wind

• friction

• gravity

• magnetism

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

Students wanted to see if the distance the marble rolled down a ramp changed the force it had. They allowed a marble to roll down the ramp from different starting points and strike a second marble. To determine if the force of the rolling marble changed, what should the students measure?

• The mass of marble #2 before and after being struck by marble #1.

• The distance marble #2 moves after being struck by marble #1.

• The time it takes marble #2 to move after being struck by marble #1.

• The direction marble #2 moves after being struck by marble #1.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Students create balloon rockets by taping drinking straws to balloons and running a thick string through the straw. The ends of the string are held tightly apart. When the balloon is inflated and released, it moves along the string. What type of force moves the balloon forward?

• Gravitational force.

• Push force from air leaving the balloon.

• Pull force from the string.

• Magnetic force from the string to the straw.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

A student makes a swing move by pushing it. If a student pushes the swing with a greater force, the swing will most likely---

• stop moving

• slow down

• go higher

• get bigger

Tags

NGSS.MS-PS2-2

A rabbit pushes down on a turtle. What is the reaction force?

• The turtle pushes down on the ground.

• The ground pushes up on the turtle.

• The air pushes down on the rabbit.

• The turtle pushes up on the rabbit.

Tags

NGSS.MS-PS2-1