1. Do Now Math Review

2.  100 km = _____ cm?  10 J = _____ mJ?  100 hg = _____ g?  948 cm = _____ m?  0.67 hJ = _____ cJ?  9428 cg = _____ hg?  4795 mm = _____ m?  0.55 kg = _____ mg? Do Now LO: Students will calculate unit conversions and scientific notation in preparation for the math questions on the APES exam.

3.  The Corporate Average Fuel Economy ( CAFE) standards are regulations in the United States to improve the average fuel economy of cars and light trucks produced for sale within the USA.  Gasoline cost about $2.50 currently in California. How much does it cost per mile if you get 30 mpg ? How about 60 mpg ? And how much if only 15mpg ?  Besides making laws how else might the government encourage consumers to use less gasoline? Corporate Average Fuel Economy

4.  You need to fully charge your electric car before heading out on a road trip with some friends.  Your car charges at 5 kW/h and needs a total of 35 kWh to be charged.  It costs of electricity $0.15 per kWh.  How much time does it take for your car to be fully charged?  How much money does it take for you car to be fully charged?  If you travel 100 miles on this charge what is the cost/mile? Exit Ticket