Standard Form Questions Part A 3 x 102 3. A is the smallest unit of space Determine the result of these ‘bit’ 4.71 x 103 in computing (holding a or following multiplications and ‘0’ ‘1’ Express the following numbers in 2.401 x 105 value). There are 8 bits in a byte, 210 divisions. Standard Form. 7.42 x 106 bytes in a kilobyte, 210 kilobytes in a 1.1111 x 103 megabyte, 210 megabytes in a 300 1.5 x 10-1 gigabyte and 210 gigabytes in a 5,100 3.01 x 10-4 terabyte. The size of the internet is 72,040.4 9.89 x 10-6 119,988.7 approximately 5 x 106 terabytes. 3.456 x 10-7 6,320,110 How many bits are there on the 1.234 x 10-1 1,000,100,000 internet (in Standard Form)? 8,108,136 Part C 77,012 Part D 1.72 1. Light travels approximately 34.7 Bob the Rubbish Mathematician has 300,000,000 metres each second. A 0.001 failed to put these numbers in light year is the total distance 0.00034 Standard Form correctly. Fix them travelled by light in one year. 0.9 up. Assuming there are 365 days in a 0.801 year, determine a light year, 0.01087 expressing your answer in Standard 0.00009 Form (and with the correct unit!). 0.031 0.000000701 2. The radius of the Earth is 4.0075 x 0.00008632 104 km. 0.11 What is the circumference of Part B the Earth in metres, in Part E If you have reached this point, Express the following numbers as an Standard Form? then you have won. Well done. ordinary How many times can light fully Have a milkshake or something. encircle the Earth per second? Standard Form Questions - ANSWERS
Standard Form Questions Part A Express the following numbers in Standard Form. 300 5,100 72,040.4 119,988.7 6,320,110 1,000,100,000 8,108,136 77,012 1.72 34.7 0.001 0.00034 0.9 0.801 0.01087 0.00009 0.031 0.000000701 0.00008632 0.11 Part B Express the following numbers as an ordinary 3 x 102 4.71 x 103 2.401 x 105 7.42 x 106 1.1111 x 103 1.5 x 10-1 3.01 x 10-4 9.89 x 10-6 3.456 x 10-7 1.234 x 10-1 Part C 1. Light travels approximately 300,000,000 metres each second. A light year is the total distance travelled by light in one year. Assuming there are 365 days in a year, determine a light year, expressing your answer in Standard Form (and with the correct unit!). 2. The radius of the Earth is 4.0075 x 104 km. What is the circumference of the Earth in metres, in Standard Form? How many times can light fully encircle the Earth per second? 3. A ‘bit’ is the smallest unit of space in computing (holding a ‘0’ or ‘1’ value). There are 8 bits in a byte, 210 bytes in a kilobyte, 210 kilobytes in a megabyte, 210 megabytes in a gigabyte and 210 gigabytes in a terabyte. The size of the internet is approximately 5 x 106 terabytes. How many bits are there on the internet (in Standard Form)? Part D Bob the Rubbish Mathematician has failed to put these numbers in Standard Form correctly. Fix them up. Part E Determine the result of these following multiplications and divisions. If you have reached this point, then you have won. Well done. Have a milkshake or something. Standard Form Questions - ANSWERS
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