LONG QUIZ

Elsa is sitting very still on a chair. But Edgar claims that Elsa is actually moving. Edgar is true if the point of reference is the ____.

• A.chair 

• B.floor 

• C. Earth

• D. Sun

What is the position of the ball with the house as its reference point?

• A. 0 m
  

• B. 10 m
  

• C. 20 m
  

• D. 40 m

What is the acceleration of a hockey player who is skating 10 m/s to 15 m/s in 2 s?

• A. 5 m/s2
  

• B. -5 m/s2

• 
  C. 2.5 m/s2
  

• D. -2.5 m/s2

Which of the following statement/s is/are TRUE?

I. The male athletes are faster than the female athletes.

II. Compared of the speed of the fastest male athlete, the average speed of the fastest female athlete is slightly less.

• A. I only 

• B. II only 

• C. Both I and II 

• D. Neither I nor II

How do you compute for the average speed of each athlete?

• A.  Divide 200 meters by the recorded time of travel.

• B.  Divide 200 meters by twice the recorded time of travel.

• C.  Divide the recorded time of travel by 200 meters.

• D.  Multiply 200 meters by the recorded time of travel

Why does a plastic strip become positively charged after being rubbed with cotton?

• A.  The plastic strip acquired extra protons during the charging process.

• B.  The plastic strip acquired extra protons from the cotton.

• C.  The plastic strip lost electrons to the cotton during the charging process

• D.  The protons were created as the result of the changing process

How can a material become positively charged?

• A.  By gaining electrons

• B.  By gaining protons                

•   C. By losing electrons                       

•  D. By losing protons

3. If you comb your hair and the comb becomes positively charged, what will happen to your hair?

• A. It will remain uncharged.

• B. It will be repelled by the comb.

• C. It will become positively charged.

• D. It will become negatively charged.

Two charged bodies are brought near each other and are observed to attract each other. What can you infer about their charge?

• A. Both negative

• B. Both positive

• C. Negative and positive

• D. Neutral charges

What will happen when two like charges are brought together?

• A. They will repel each other.

• B. They will attract each other.

• C. They will neutralize each other.

• D. They will have no effect on each other.