Which reaction is exothermic? a reaction that absorbs energy from the environment
a reaction that requires an activation energy
a reaction that releases energy into the environment
a reaction that does not involve a change in energy

Select the correct answer. in the image, if the washcloth represents consumed food, which organ of the digestive system correctly represents the action performed by the hands? hands squeezing water from a washcloth a. esophagus b. large intestine c. liver d. mouth

Are the earth's ocean floor and continents the same age geologically? why or why not?

Fungi are classified into how many groups? a. 1 group b. 2 groups c. 3 groups d. 4 groups