Science Unit 6 vocab

Question 1

Decomposition

Answer 1

the process by which decomposers break down dead material and waste into simpler substances

Question 2

Energy pyramid

Answer 2

a diagram that demonstrates the flow of energy through a food chain

Question 3

Photosynthesis

Answer 3

the process by which producers/plants use the energy in sunlight to create their own food

Question 4

Trophic level

Answer 4

the position that an organism occupies in a food chain, food web, or energy pyramid (e.g., producer, primary consumer, etc.

Question 5

Chemical Energy

Answer 5

the potential of a chemical substance to undergo a chemical reaction to transform into other substances

Question 6

Consumer

Answer 6

animals that eat primary producers

Question 7

Decomposer

Answer 7

an organism, especially a bacteria or fungus, that decomposes organic material.

Question 8

Food Chain

Answer 8

a hierarchical series of organisms each dependent on the next as a source of food.

Question 9

Food Web

Answer 9

a system of interlocking and interdependent food chains.

Question 10

Producer

Answer 10

an organism that makes its own food from light energy or chemical energy without eating

Question 11

Radiant Energy

Answer 11

the energy we get from the sun, includes infrared and ultraviolet energy

Question 12

Autotroph

Answer 12

an organism that can make its own food ex. Photosynthesis

Question 13

Heterotroph

Answer 13

an organism that eats other plants or animals for energy and nutrients.

Question 14

Thermal Energy

Answer 14

also known as heat energy, is the energy an object has because of the movement of its molecules

Question 15

Mechanical Energy

Answer 15

the energy that is possessed by an object due to its motion