HAPPY HOLIDAYS Exponents Review

1. http://www.youtube.com/watch?v=gFtb3EtjEic It’s the Most Wonderful Time of the Year HAPPY HOLIDAYS Exponents Review

2. WARM UP 1. Write 5 x in standard form. 2. 3. The wavelength of a radio wave is defined as speed divided by frequency. An AM radio station has a frequency of 7 x waves per second. The speed of waves is about 4 x meters per second. What is the wavelength of the station? 4. 5. (6 x )(1.3 x ) http://www.youtube.com/watch?v=ASUGzePWx4o It’s beginning to look a lot like Christmas – Michael Buble

3. QUESTION ONE The approximate distance from Earth to Santa’s kingdom is: 1,430,000,000,000,000 km. Write this number in scientific notation. http://www.youtube.com/watch?v=jZ-e3_31sdM Three Medley of Christmas Carols

4. QUESTION TWO http://www.youtube.com/watch?v=4vNcGlM8O3I Carol of the Bells

5. QUESTION THREE Population density describes the number of elves per unit area in Santa’s kingdom. During this year, the population of Santa’s kingdom is 1.2 x elves. The area of Santa’s kingdom is 4.81 x miles². What is the population density of Santa’s kingdom this year? http://www.youtube.com/watch?v=GFYJDUt8hhE The Wonder of Christmas – Celine Dion

6. QUESTION FOUR http://www.youtube.com/watch?v=60obcSGXAHQ Last Christmas - Wham

7. QUESTION FIVE Santa will be delivering a gift to you this Christmas. Your gift will be wrapped in a box with a square bottom with sides of cm. The height of the box is cm. What is the volume of the box? http://www.youtube.com/watch?v=6EJWEXrykdQ It’s Christmas Time – Band Aid

8. QUESTION SIX http://www.youtube.com/watch?v=OVrQkgLM-PQ Michael W Smith – Christmas Time

9. QUESTION SEVEN Santa’s work room is in the shape of a rectangle with a length of and a width of . Write an expression for the area of this rectangular work space. http://www.youtube.com/watch?v=Bn67I6L6sfY All I want for Christmas – Mariah Carey

10. QUESTION EIGHT http://www.youtube.com/watch?v=FE0gg9ZQ3GA Mistletoe – Justin Bieber

11. QUESTION NINE The weight of one of Santa’s elves in his kingdom, in space, is 5.6 x . What is this in standard form? http://www.youtube.com/watch?v=1K770c_AmDs Sleigh Ride – Jump5

12. QUESTION TEN The weight of Santa, all the presents he has to deliver on Christmas Eve, and his reindeer is 7.5 x g. What is this in kilograms? http://www.youtube.com/watch?v=UGAosOoKFMs White Christmas – Bing Crosby

13. http://www.youtube.com/watch?v=xCkFzWJuQlY Christmas this Year - Toby Mac QUESTION ELEVEN Two of the elves in Santa’s work room are busy working on the latest miniature toy car designs. They are arguing over the diameter of the wheel of each of their designs. The wheel of one of the toy cars has a diameter of 2.7 x cm. The other toy car’s wheel has a diameter of 1.9 x cm. Which of the toy wheels has the larger diameter.? Explain your answer.

14. QUESTION TWELVE http://www.youtube.com/watch?v=GF2BzUDeTkY Gabriel’s Message - Sting

15. QUESTION THIRTEEN What is the kinetic energy of Santa’s sleigh with a mass of 2.5 x kg, traveling at a speed of 3 x miles per second? http://www.youtube.com/watch?v=FEoxzLTOHfs Holly Jolly Christmas – Lady Antebellum

16. QUESTION FOURTEEN Some of the very industrious elves are working studiously and packing small cube shaped boxes in a larger cube. The volume of the larger cube is 7.506 x mm³. The volume of each smaller cube is 2.78 x mm³. How many small cubes will fit into the larger cube? http://www.youtube.com/watch?v=71x6fi1sRak Christmas when you were mine – Taylor Swift

17. QUESTION FIFTEEN The length of a Christmas card is about 1.5 x cm. It would take about 2.1 x cards, placed end to end, to circle the equator once. What is the approximate length of the equator? http://www.youtube.com/watch?v=0YuAehUpb5Y&feature=endscreen&NR=1 Christmas Mix