2.1 Dimensional Analysis - Check for Understanding

Select the correct conversion factor.

Write the provided measurement as a fraction over 1.

Solve the mathematical equation.

Select the correct unit for the answer.

$$\frac{1 \, \text{km}}{1000 \, \text{m}}$$

$$\frac{1000 \, \text{m}}{1 \, \text{km}}$$

$$\frac{1 \, \text{m}}{1000 \, \text{km}}$$

$$\frac{100 \, \text{m}}{1 \, \text{km}}$$

$$\frac{250 \, \text{mL}}{1}$$

$$\frac{1}{250 \, \text{mL}}$$

$$\frac{250}{1 \, \text{mL}}$$

$$\frac{1 \, \text{mL}}{250}$$

Minutes

Seconds

Hours

Days

250 grams

2500 grams

25 grams

25000 grams

$$\frac{1 \, \text{in}}{2.54 \, \text{cm}}$$

$$\frac{2.54 \, \text{cm}}{1 \, \text{in}}$$

$$\frac{1 \, \text{cm}}{2.54 \, \text{in}}$$

$$\frac{2.54 \, \text{in}}{1 \, \text{cm}}$$

$$\frac{1 \, \text{min}}{60 \, \text{sec}}$$

$$\frac{60 \, \text{sec}}{1 \, \text{min}}$$

$$\frac{1 \, \text{sec}}{60 \, \text{min}}$$

$$\frac{60 \, \text{min}}{1 \, \text{sec}}$$

$$\frac{0.75 \, \text{L}}{1}$$

$$\frac{1}{0.75 \, \text{L}}$$

$$\frac{0.75}{1 \, \text{L}}$$

$$\frac{1 \, \text{L}}{0.75}$$

72.4203 kilometers

45.0000 kilometers

28.0000 kilometers

90.0000 kilometers

$$\frac{1000 \, \text{mg}}{1}$$

$$\frac{1}{1000 \, \text{mg}}$$

$$\frac{1000}{1 \, \text{mg}}$$

$$\frac{1 \, \text{mg}}{1000}$$