Linear vs. Exponential: Determine whether each scenario is linear or exponential and match the scenario with the card labeled linear or exponential. A card sort is on the screen. To start dragging a card, Tab to it and press M to mark it. Next, Tab to the card where you want to drop, and press J to join the two cards together. To unjoin the selected card from a group, press U. In 2008, 26 million iPods were sold. Each year following 2008, 5 million fewer iPods were sold. Predict how many iPods were sold in 2012. Exponential The value of a vehicle depreciates by 18.5% per year beginning as soon as you drive it off the lot. If a vehicle was purchased for $35,300, how much is it worth after 5 years? In 2010, the world population was 6.9 billion. If the world population is growing at a rate of 0.84% per year, predict the population in 2030. Linear The amount of caffeine in the bloodstream decreases by 11% every hour. If a person consumed an 8oz coffee with 140 mg of caffeine, how much would remain in the blood stream after 4 hours? A bag of M