If I increase the temperature then the bacteria will grow faster Identify the independent variable

1.Ph level
2.temperature
3.bacteria growth

Suggest why placing wheels under a heavy box reduces the neccessary force required to push it along at a constant speed.

This part insulates the reaction chamber from the transfer of heat to or from the surrounding environment

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