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# Unit 14: Units of measurement

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Unit test

## About this unit

Did you know units of measurement are all around us? From how much milk is in your cereal bowl to how far you run in gym class, these measurements help us make sense of the world. In this unit, you'll learn how to estimate and convert measurements for mass, volume, and length.### Learn

### Practice

- Estimate mass (grams and kilograms)Get 3 of 4 questions to level up!
- Estimating mass (ounces and pounds)Get 3 of 4 questions to level up!

### Learn

### Practice

- Estimate volume (milliliters and liters) Get 3 of 4 questions to level up!
- Estimating volume (cups, pints, quarts, and gallons)Get 5 of 7 questions to level up!

### Practice

- Estimating length (mm, cm, m, km)Get 5 of 7 questions to level up!
- Estimating length (in, ft, yd, and mi)Get 5 of 7 questions to level up!

Level up on the above skills and collect up to 480 Mastery points

### Learn

### Practice

- Estimating time (seconds, minutes, and hours)Get 3 of 4 questions to level up!
- Time differencesGet 3 of 4 questions to level up!
- Telling time word problemsGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 240 Mastery points

### Learn

### Practice

- Convert to smaller units (g and kg)Get 3 of 4 questions to level up!
- Convert to smaller units (oz and lb)Get 3 of 4 questions to level up!

### Learn

### Practice

- Convert to smaller units (mL and L)Get 3 of 4 questions to level up!
- Convert to smaller units (c, pt, qt, & gal)Get 5 of 7 questions to level up!

Level up on the above skills and collect up to 320 Mastery points

### Learn

### Practice

- Convert to smaller units (mm, cm, m, & km)Get 5 of 7 questions to level up!
- Convert to smaller units (in, ft, yd, & mi)Get 5 of 7 questions to level up!

### Learn

### Practice

- Convert to smaller units (sec, min, & hr)Get 5 of 7 questions to level up!
- Time conversion word problemsGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 320 Mastery points

### Practice

- Convert money word problemsGet 3 of 4 questions to level up!

### Learn

### Practice

- Metric conversions word problemsGet 3 of 4 questions to level up!
- US customary conversion word problemsGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 240 Mastery points

Up next for you:

Level up on all the skills in this unit and collect up to 2000 Mastery points!