Interactive Lesson: Dimensional Analysis

Open Ended

Describe a real-life situation where you might need to use dimensional analysis to solve a problem.

Multiple Choice

Why is dimensional analysis considered an important tool in science?

• It helps in balancing chemical equations

• It allows for the conversion between different units

• It is used to identify chemical elements

• It determines the color of compounds

Multiple Choice

Which of the following is an example of a conversion factor used in dimensional analysis?

• 100 cm = 1 m

• 1 m = 10 mm

• 1 kg = 10 g

• 1 L = 1000 mL

Open Ended

What is the meaning of the prefix 'kilo-' and give an example of its use in measurement.

Multiple Select

Which of the following are correct steps in converting inches to feet as shown in the example?

• Multiply by the conversion factor 1 ft/12 in

• Multiply by the conversion factor 12 ft/1 in

• Divide by 12 to get feet

• Keep the units you want and cancel the units you don't want

Open Ended

Why is it necessary to use two conversion factors when converting from milligrams to kilograms, as shown in the two-step example?