Related Topics:1. Energy is a physical quantity that follows precise natural laws.3. Biological processes depend on energy flow through the Earth system.6. The amount of energy used by human society depends on many factors.4. Various sources of energy are used to power human activities.
Associated Grade Levels:9-1011-12Public
3.6 Humans are part of Earth’s ecosystems and influence energy flow through these systems.
6.8 Amount of energy used can be calculated and monitored.
4.5 Humans generate electricity in multiple ways.
1.7 Many different units are used to quantify energy.
1.1 Energy is a quantity that is transferred from system to system.
4.3 Fossil and biofuels are organic matter that contain energy captured from sunlight.
1.4 Energy available to do useful work decreases as it is transferred from system to system.
6.6 Behavior and design affect the amount of energy used by human society.
4.1 Humans transfer and transform energy from the environment into forms useful for human endeavors
4.2 Humans use of energy is subject to limits and constraints.
6.7 Products and services carry with them embedded energy.
4.4 Humans transport energy from place to place.
1.6 Chemical and nuclear reactions involve transfer and transformation of energy.