Which statement is trueabout an electric circuit?
a. circuits are like circles or loops for electric charges.
b. circuits are straight paths.
c. circuits are lines the charges must follow.

How would you take a difficult subject matter - such as poaching, deforestation, or climate change and communicate it in a kid-friendly way

Which sequence correctly shows the path of carbon dioxide during repiration?

This is a typical grassland food web. it is also a small picture of an important cycle on earth: the carbon cycle. describe how the carbon gets into this food web. a) bacteria and fungi, the decomposers, recycle carbon from dead organisms. b) carbon is found in the grass and is passed from one level to the next in this food web. eliminate c) all living things give off carbon dioxide as a by-product of respiration and it is released into the atmosphere. d) plants use carbon dioxide as a reactant in photosynthesis, to make usable chemical energy in the form of a sugar.