1. Compute, in centimeters and in meters, the height of a basketball player who is 6 ft 10 in. tall.
1. Compute, in centimeters and in meters, the height of a basketball player who is 6 ft 10 in. tall.
________________ cm
_________________m
2. Compute the density in g/cm3 of a piece of metal that has a mass of 0.490 kg and a volume of 78 cm3.
________________g/cm3
3.Round the following numbers to two significant figures.
(a)
7.01
(b)
0.00100
(c)
9100.
(d)
0.000321
4. Water is sold in one and a half liter bottles.
What is the mass, in kilograms, of the water in such a full bottle?
___________________kg
What is the mass, in grams, of the water in such a full bottle?
____________________g
5. A rectangular container measuring 23 cm ⨯ 38 cm ⨯ 57 cm is filled with water. What is the mass of this volume of water in kilograms and grams?
________________kg
________________g
6.Currently, the tallest building in the world is the Burj Khalifa (with 160 stories) in Dubai, United Arab Emirates, which is 828 m tall. Previously, the tallest was the Taipei 101 skyscraper (with 101 floors) in Taiwan, which is 508 m tall.
Referring to the information above, how much shorter in feet is the Taipei 101 than the Burj Khalifa?
____________________ft
7.Compute the density in g/cm3 of a piece of metal that has a mass of 0.490 kg and a volume of 78 cm3.
_________________g/cm3
8.In the figure below, is the conversion on the sign exact? Justify your answer.
Maximum was Maximum
80 50
km/h M.P.H
THINKmetric
Yes, the unit conversion for 80 km/h is exactly 50 mph.
No, the unit conversion for 80 km/h is close to 50 mph but not exact.
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