Select all that are true.
which statements are true about all the natural chemical cycles?

each cycle can operate and balance itself
each cycle affects other cycles
natural earth cycles cannot be disturbed
human activity has upset cycles in local areas
all the natural cycles work together to support life

What is the average speed of a car that traveled 300.0 miles in 5.5 hours

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

Anurse is preparing to administer ampicillin 500 mg in 50 ml of dextrose 5% in water (d5w) to infuse over 15 min. the drop factor of the manual iv tubing is 10 gtt/ml. the nurse should set the manual iv infusion to deliver how many gtt/min? (round the answer to the nearest whole number. use a leading zero if it applies. do not use a trailing zero.)