False. Energy is often wasted as heat due to friction or inefficiencies in energy transfer. | Card: 6 / 30 |
Energy is crucial for tasks like moving vehicles, heating homes, and powering electronic devices. | Card: 10 / 30 |
Fill in the blank: Understanding energy helps us comprehend how things ___ and how to use energy efficiently. | Card: 13 / 30 |
What happens to energy when it is transferred to do work, such as lighting a lamp? | Card: 15 / 30 |
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![]() Food provides the necessary energy for movement and change in humans and animals. | Card: 18 / 30 |
Fill in the blank: Vehicles such as buses and cars use ___ as their energy source. | Card: 19 / 30 |
True or False: Batteries store energy by utilizing mechanical energy from movement. | Card: 21 / 30 |
![]() False. Batteries store energy due to chemical reactions that generate electric current. | Card: 22 / 30 |
Riddle: I am stored when an object is raised high; I help in generating electricity when water flows by. What am I? | Card: 25 / 30 |
Thermal energy is the energy stored in hot objects due to the motion of tiny particles. The higher the temperature, the more thermal energy is stored. | Card: 28 / 30 |
Fill in the blank: Energy transfer involves a decrease in the energy of the source and an increase in the energy of another ___ or its surroundings. | Card: 29 / 30 |








