Why does sound need a medium to travel?
A. The particles slow down.
B. Empty space makes the sound travel faster.
C. The particles must transfer energy through
direct contact.
D. The frequency of sound requires a medium.

Match the digestive enzymes to the macro molecules they to digest. down fats into glycerol and fatty acids down carbohydrates into simple sugars down nucleic acids into nitrogenous bases and simple sugars down proteins into amino acids

Iwill mark brainliest and all that sha-bang. what is the function of the endocrine system? a. control longer term response in the body. b. transmit messages throughout the body. c. remove waste from the body. d. all of the above

What are examples of the plant life and animal life that can be found in each type of terrarium