3rd Grade Quiz Bowl Qualifying Round

A ball moves from position X to Y on the floor. What best explains the ball’s change in position?

• Unbalanced forces acting on the ball

• Balanced forces acting on the ball

• The ball is made of rubber

• The ball is very light

Tags

NGSS.MS-PS2-2

A student pulled an empty swing back 50 centimeters (cm). When the student released the swing, it started to move forward, then back again. The student noticed that the swing was moving less and less. The student recorded the motion in a data table.

How far will the swing move at 20 seconds?

• 5 cm

• 30 cm

• 40 cm

• 45 cm

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-1

Gravity is pulling downward on a book that sits on a table. What other force is acting on the book to keep the book at rest?

• The table pushing upward on the book

• The air conditioner blowing air on the book

• The mass of the book pressing on the table

• The attraction between the book and the table

Tags

NGSS.3-PS2-1

If we want to test the strength of a magnet using an iron nail, which of the following questions should we ask?

• How large is the magnet?

• How far away can you hold an iron nail until it starts to be pulled by the magnet?

• What happens when the nail is touching the magnet?

• How large is the iron nail?

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Students attach magnets to toy race cars. They want one car to push another car without touching it. How can the students arrange two cars so they will push each other without touching?

• 
• 
• 
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Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Which is the correct order of the life cycle?

• growth, reproduction, birth, death

• birth, growth, reproduction, death

• reproduction, birth, death, growth

• birth, reproduction, growth, death

Many frogs live in a pond. What can frogs do that will result in frogs being born every year?

The frogs can …

• Have baby frogs

• Die after a few years

• Grow to very large sizes

• Eat only certain foods

Tags

NGSS.MS-LS1-4

How does living in groups help animals? Animals that live in groups…

• don’t compete for food.

• can’t get sick.

• have more space.

• can protect each other.

Giraffes eat leaves from the tops of very tall trees. Not all giraffes are exactly the same.

Which variation between giraffes would help a giraffe get more food?

• darker fur

• longer neck

• more spots

• wider feet

Tags

NGSS.MS-LS2-1

NGSS.MS-LS4-4

These moths live on light gray trees with spots.

Birds do not eat the moths that are hard to see. Which type of moth will be the least likely to be eaten by the birds?

• Type A

• Type B

• Type C

• Type D

Tags

NGSS.MS-LS4-4