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Physical Science 3_ Final

Last updated over 7 years ago

7 questions

Note from the author:

Links with the Mystery Science Lessons that are online

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Question 1

1.

The last rubber band caused the watermelon to burst because _________.

A. it was stronger than the other rubber bands.

B. It was thicker than the other rubber bands. 

C.  It was the last rubber band in the bag.

D. It created a force that was greater than the force of the watermelon rind.

Question 2

2.

Why do hoppers hop off the table?

Question 3

3.

Why was a suspension bridge a good design for the Golden Gate Bridge in San Francisco?

A. Ships had to pass underneath the bridge.

B. It has a lot of pillars underneath to support it.

C. The distance the bridge had to cross wasn’t very long.

D. The water under the bridge was very shallow.

Question 4

4.

Magnets attract ____________

A.  Objects that contain iron.

B. Only other magnets.

C. Anything made of metal.

D. Things that are not too heavy.

Question 5

5.

Why are pillar bridges and arch bridges stronger than board bridges?

Question 6

6.

Are paper clips magnets? Explain.

Question 7

7.

Why is it hard to win a tug-of-war against a group of teachers?

A. Teachers try really hard.  

B. Teachers have more legs than students.

C. Teachers have a lot of friction.

D. Teachers can push really hard.