Question 1:
To pitch a good curve ball, do you need to give the ball spin when you throw it?
Yes
No
Unanswered
Question 2:
Do the dimples on a golf ball increase the range of the golf ball?
Yes
No
Unanswered
Question 3:
A plane that has a speed of Mach 3 moves faster than sound.
Yes
No
Unanswered
Question 4:
In the International System of units, "foot" is a unit.
Yes
No
Unanswered
Question 5:
To make a golf ball go further, would you have to give it backspin rather than topspin?
Yes
No
Unanswered