Why is it important to warm up your muscles before a work out

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

How have high taxes on tobacco products impacted the number of people who use them? a. the number of tobacco users has increased. b. the number of tobacco users has decreased. c. the number of tobacco users has not changed. d. the number of adolescent tobacco users decreased, while the number of adult users increased

Is a measure of the different types of organisms in a community. question options: tertiary secondary primary none of the above