Question 1

You're standing by a tree (your reference point). You see a bird flying closer:

Accepted Answer

B. The bird is changing its position relative to the tree, so it MUST BE MOVING!

Answer

A. The bird is getting smaller, so it must be moving away

Answer

C. The bird keeps the same size, so it must not be moving.

Question 2

You're on a boat heading towards a lighthouse. As you get closer:

Accepted Answer

C. The boat's distance to the lighthouse changes, so it must be moving!

Answer

B. The lighthouse changes direction in the water, so it must be moving.

Answer

A. The lighthouse stays the same distance away, so it's not moving.

Question 3

You're riding a bike (30 km/h), but the trees blur past quickly:

Accepted Answer

B. You're moving RELATIVE to the trees, so they seem to move fast even if they're not.

Answer

C. The bike is moving, so everything else must be moving too.

Answer

A. The trees are moving faster than you, so you're not moving.

Question 4

You see a ball rolling away from you. You know it's moving because:

Accepted Answer

C. Its distance and directions from you are changing.

Answer

B. It's red and red things move faster.

Answer

A. It makes a rolling sound.

Question 5

You're standing by a tree and see a butterfly flying away. What happens to the butterfly's distance from the tree?

Accepted Answer

B. It gets farther away because it's moving!

Answer

A. It stays the same because butterflies fly in circles.

Answer

C. It gets closer because it wants to land on the tree.

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