Work, Force and Energy

Work, Force & Energy Worksheet-4

Multiple-Choice Question:

11. Which of the following is used to reduce the friction of the striker on the surface of the carrom board?

          (A) Talcum powder  (B) Oil                          (C) Cream

12. A lever in which the fulcrum is located between the load and effort is known as:

          (A) Class-3 lever        (B) Class-2 lever        (C) Class-1 lever

Work, Force & Energy Worksheet-5

Multiple-Choice Question:

1. Which energy transition takes places when a match stick is lit?

(A) Potential to Heat Energy

(B) Potential to Kinetic Energy

(C) Kinetic to Chemical Energy

(D) Chemical to Heat Energy

2. A car is racing up a hill has:

Work, Force & Energy Worksheet-6

Multiple-Choice Question:

11. A fixed point around which the rod moves is known as:

          (A) Fulcrum                (B) Load                      (C) Effort

12. A Lever in which the load is located between the fulcrum and effort is known as:

          (A) Class-2 lever        (B) Class-3 lever        (C) Class-1 lever