2nd Semester Exam

Which is the value associated with the prefix Giga- ?

• billion (1,000,000,000)

• million (1,000,000)

• thousand (1,000)

• ten (10)

Which of the following prefixes is the smallest?

• Mega (M)

• deka (da)

• kilo (k)

• nano (n)

Which of the following is the SI unit for mass?

• pound

• ounce

• kilogram

• gram

Convert 43.2 grams to kilograms.

• 0.0432 kg

• 4320 kg

• 432 kg

• 0.432 kg

Convert 35100000000 nanometers to centimeters.

• 3.510 cm

• 3510 cm

• 35.10 cm

• 35100 cm

An object has a mass of 32.35 grams and a volume of 4.108 milliliters. Of what material is it likely to be made?

• Fe

• Au

• Ag

• Cu

A liquid has a mass of 1.19 g and a volume of 3.260 mL. What is the density of the liquid in correct sig figs?

• 0.365 g/mL

• 1.46 g/mL

• 2.74 g/mL

• 3.88 g/mL

Describe the accuracy and precision of the dartboard pattern (the target was the center bullseye).

• accurate but not precise

• precise but not accurate

• both accurate and precise

• neither accurate nor precise

Describe the accuracy and precision of the dartboard pattern (the target was the center bullseye).

• accurate but not precise

• precise but not accurate

• both accurate and precise

• neither accurate nor precise

Describe the accuracy and precision of the dartboard pattern (the target was the center bullseye).

• accurate but not precise

• precise but not accurate

• both accurate and precise

• neither accurate nor precise