PHYSICS FORMULAS Flashcards
1
Q
Which of the following is the correct formula for calculating speed?
A
speed = distance ÷ time
2
Q
How do you calculate the relative motion of two objects moving in the same direction along the same line?
A
subtract the speed of one from the other
3
Q
How do you calculate the relative motion of two objects moving in opposite directions along the same line?
A
add their speeds
4
Q
The formula which relates voltage, current, and resistance is:
A
V =IR
5
Q
The formula for charge is:
A
charge = current×time
6
Q
Which formula is used to calculate pressure?
A
pressure = Force ÷ Area
