Basics of Energy Quiz The quiz is designed for the various curriculum students such as GCSE, IGCSE, ISC, IB, ICSE, CBSE, National Curriculum England. Start the quiz and learn science with fun! Quiz Level: Grade 7 & 8Total Questions: 10 1 / 10 How much energy does a 100 Watt electric bulb transfers in 1 minute? 1000 Joule 6000 Joule 600 Joule 100 Joule 2 / 10 Which of the following is the best example of increasing an object's potential energy? Rolling a bowling ball. Turning on a light bulb. Dropping a pencil. Stretching a rubber band 3 / 10 Law of energy states that energy ______. can be created or destroyed cannot be created or destroyed can be created but cannot be destroyed cannot be created but can be destroyed 4 / 10 What is the unit of 'Power'? Joule Watt Coulomb Newton 5 / 10 An object that has kinetic energy must be _______. in motion transferred lifted above the earth surface at rest 6 / 10 Which of the following device converts chemical energy in to electrical energy? Battery Loud Speaker Air-conditioner Solar Cell 7 / 10 Thermal energy is ________. Neither kinetic nor potential energy Kinetic energy Potential energy Both kinetic and potential energy 8 / 10 What is the total energy when an object falls freely towards the ground? Total energy 'decreases' Total energy 'remains constant' Total energy 'increases' First the energy 'increases then it decreases' 9 / 10 Find the Kinetic Energy if the mass of an object is 20 kg, and the velocity is 6 m/s? 60 Joules 360 Joules 720 Joules 120 Joules 10 / 10 Joule is a unit of _______. Momentum Power Force Work Please enter your name below. Name Your score is LinkedIn Facebook Twitter VKontakte 0% Restart quiz Exit Send feedback ← Science Quiz Index Quiz on Forces →