# answer the 17 questions

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(1)One liter about a(n)

(2)

Using SI base units or derived units, in which of the following are the units used* incorrect*?

a. It takes 499.0 seconds for light to travel from the Sun to the Earth.

b. Two tourists were arrested for allegedly smuggling 95 kilograms of cocaine into the US on a cruise ship.

c. Ice cream is cooled to – 35 F in the hardening room of the Berkey Creamery, which rapidly freezes the product.

d. I-80 is the second-longest Interstate Highway in the United States, with a length of 4,666,360 meters.

e all of the statement is true

I-80 is the second-longest Interstate Highway in the United States, with a length of 4,666,360 meters. When 4,666,360 is correctly written in *scientific notation*, what is the exponent in the exponent term “x 10— “

I-80 is the second-longest Interstate Highway in the United States, with a length of 4,666,360 meters. What is the length of I-80 in miles? (1.6 km is equal to 1 mile)

Water freezes at ____ oC and boils at ____ oC.

A large piece of jewelry has a mass of 132.6 g.

A graduated cylinder initially contains 48.6 mL water. When the jewelry is submerged in the graduated cylinder, the total volume increases to 61.2 mL.

Given that 1 mL = 1 cm3, and the density of copper is 9.0 g/cm3, the density of gold is 19.3 g/cm3, the density of silver is 10.5 g/cm3, and the density of aluminum is 2.7 g/cm3, what substance is the jewelry likely to be?

List the following in order from LEAST DENSE to MOST DENSE. Use the information in Table 1.4 on page 34, which gives the densities of common substances:

Olive oil, copper, carbon dioxide (gas), water, mercury

Currently only 3 countries in the world have adopted the metric system as their official system of weights and measures.

Which of the following is equivalent to 1 cm3?

It takes 499.0 seconds for light to travel from the Sun to the Earth. How many significant figures are there in the number 499.0?

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