Center of Gravity Experiments Quiz

What is the center of gravity also known as?

• Center of weight

• Center of mass

• Center of force

• Center of balance

In the fork and toothpick experiment, why do the forks balance on a finger?

• The toothpick is heavy

• The toothpick is magnetic

• The forks are light

• The handles shift the center of gravity

What happens when you place a quarter on a folded bill and open it slowly?

• The quarter falls off

• The quarter balances on the bill

• The bill tears

• The quarter spins

Which cup is more likely to topple over in the cup experiment?

• The empty cup

• Neither cup

• The cup with the ping-pong ball

• Both cups equally

Why does the aluminum can stand tilted when partially filled with water?

• The can is too light

• The water shifts the center of gravity

• The can is magnetic

• The can is too heavy

In the seated position experiment, why is it difficult for Papa to stand up?

• His center of mass is over the seat

• He is not strong enough

• The chair is too heavy

• His feet are too far apart

What is a general difference in the center of gravity between men and women?

• Women have a higher center of gravity

• Men have a lower center of gravity

• Men have a higher center of gravity

• There is no difference

In the chair lifting challenge, why is it easier for women?

• Women are stronger

• Women have longer arms

• Women have a lower center of gravity

• The chair is lighter for women

What happens when children try the hands-on-back challenge?

• They fall over

• They balance easily

• They need help to balance

• They cannot lift their hands

How does sitting on Papa's back affect his center of gravity?

• It raises his center of gravity

• It shifts his center of gravity to the side

• It lowers his center of gravity

• It makes no difference