Question

What are the two forces that keep a pendulum swinging?

the length of the string and the mass of the bob

length and tension of the string

tension and gravity

length of the string and gravity

Answer 1

tension and gravity

Step-by-step explanation:

Just did it

Answer 2

The correct answer would be the third option. The two forces that keep a pendulum swinging would be tension and gravity. The force of gravity causes the pendulum to keep it swinging and tension blocks all resistances in order for the motion to continue.