Quiz2

A series of steps designed to help you solve problems and answer questions

• scientific method

• observation

• hypothesis

• experiment

Density: Physical or Chemical Property?

• Physical

• Chemical

flammability (burns): Physical or Chemical Property?

• Physical

• Chemical

What units do we use to measure length?

• meters (m)

• milliliters (mL)

• grams (g)

• cubic centimeters (cm3)

What is the SI unit do we use to measure mass?

• milliliters (mL)

• grams (g)

• centimeters (cm)

• kilograms (kg)

What is the density of an object having a mass of 8.0 g and a volume of 40 cm3?

• 0.32 g/cm3

• 3.1 g/cm3

• 2.0 g/cm3

• 200 g/cm3

Which is bigger?

• 750 mL

• 0.75 L

• 7.5 cL

• 0.075kL

Convert 8 kilometers to meters

• 800 m

• 80,000 m

• 8,000 m

• 0.008 m

The diameter of a carbon atom is 0.000 000 000 154 m. What is this number in notation?

• 1.54 x 1012 m

• 1.54 x 10-12 m

• 1.54 x 1010 m

• 1.54 x 10-10 m

The expression of 5008 km in scientific notation is ____.

• 50.08 X 10-4 km

• 5.008 x 103 km

• 5.008 x 10-3 km

• 5.008 x 104 km