Work, Force & Energy Worksheet-1

Work, Force & Energy Worksheet-1

 

Multiple-Choice Question:

  1. When a ball in bowling alley is rolling, it has ______ energy.

(A) Kinetic

(B) Potential

(C) Both kinetic and potential

 

  1. Sun is continuously releasing heat energy. This is due to transformation of _____ energy.

(A) Nuclear to heat                      (B) Electrical to heat

(C) Chemical to heat                   (D) Kinetic to heat

 

  1. Thermal power plant generates electrical energy. Electrical energy is produced by burning of coal. Which energy transition is taking place during burning of coal?

(A) Chemical to heat energy      (B) Chemical to electrical energy

(C) Heat to electrical energy      (D) None of these

 

  1. What type of energy possessed by a kid swinging on a swing?

(A) Potential energy

(B) Kinetic energy

(C) Both kinetic and potential energy

 

  1. You are just about to hit a tennis which is up in air to its maximum height. Which energy is possessed by the ball?

(A) Potential energy

(B) Kinetic energy   

(C) None of these

 

  1. Work is said to be done if you lift a suitcase from ground floor and go to the second floor.

          (A) True                       (B) False                      (C) Can’t say

 

  1. Painting a wall with a brush is a ___ type of force.

          (A) Pull                        (B) Push                       (C) None of these

 

  1. A car is coming down a hill. A car has highest potential energy:

(A) At the top of the hill             

(B) At the bottom of the hill

(C) Somewhere midway of the hill

 

  1. Ankita is carrying her trolley bag. Which type of force is she applying on it?

          (A) Push                       (B) Pull                         (C) Both push and pull

 

  1. Two astronauts cannot hear each other in outer space. Why?

(A) Space ships travel with more than the speed of sound

(B) Sound wave needs material medium to propagate

 

Answer Key:

(1)-(A); (2)-(A); (3)-(A); (4)-(C); (5)-(A); (6)-(A); (7)-(B); (8)-(A); (9)-(B); (10)-(B)