Which of these actions is a sustainable practice? a. exceeding fossil fuel emissions targets b. buying extra carbon credits on the carbon market c. selling locally caught fish in a local market d. expanding the amount of fossil fuels extracted from an area

Approximately what portion of the foods that we eat have been genetically modified in some way? a. fewer than 10% b. about 50% c. nearly 100%

The cretaceous period spanned the time interval between and 65 million years ago. 250 million 144 million 75 million 200 million

The scales shown in the introduction measure mass, or the amount of matter in a particular object. the scientific law of conservation of mass states that matter cannot be created or destroyed during a chemical reaction, but it can change from one form to another. did the simulation support this scientific law? explain why or why not.