Print Assessment 4/13/2021
QUESTION 5
Which statement correctly describes a chemical reaction?
A
Energy is always released.
B
Reactants come out of a reaction.
D
Products go into a reaction.
с
Bonds between atoms break and new
bonds form.
QUESTION 6

sound moves fastest in solids because the molecules are tightly packed and it allows sound to vibrate

producers within ecosystems are essential as they are at the base of the food chain. plants are examples of producers. they use the process of photosynthesis to capture light energy and use it to convert simple inorganic substances (carbon dioxide and water) into organic substances (glucose).