Join this zoom
id:368-807-1425
pass:4pWadQ

B. speculate about one positive way and one negative way that this boundary has affected the geographical units it separates over time.

Question 1(multiple choice worth 10 points)} stefan sees a commercial on television that makes him think he needs to buy an e-reader. this is an example of wasting time getting distracted allowing someone to set goals

Which of these is a disadvantage of hydrogen fuel cells? a. engines that use hydrogen fuel are more efficient than gasoline-powered engines. b. the only emission produced by hydrogen fuel cells is water. c. hydrogen fuel is continually available and useful for heating. d. hydrogen fuel is often purified in a process that emits lots of greenhouse gases.