How many questions are in this quiz?

This quiz has 137 questions focused on choosing between metric and imperial units.

No—there’s no timer. Take your time or play quickly for a reflex challenge.

How does the answer format work?

Each question gives 4 options, and you pick the one that best matches metric vs imperial.

Can I choose the number of questions and difficulty?

Yes. Use the start panel to set your question count and pick a difficulty that suits your level.

What makes the difficulty “Mixed”?

You’ll get a blend of straightforward unit IDs and trickier prompts with abbreviations and context-based clues.

Metric vs Imperial Quiz

About this quiz

What you’ll do in this quiz

Metric or imperial? Each question asks you to choose the best match from 4 options, and there’s no timer—so you can think it through or go with your gut.

Before you start, set your preferred question count and difficulty in the start panel. The overall difficulty is mixed, so you’ll see a blend of easy wins and tougher curveballs.

Skills you’ll practice

You’ll sharpen unit recognition (symbols, abbreviations, and common contexts) and build quicker instincts for which system is typically used in real life.

You’ll also practice spotting “unit lookalikes” and converting mentally when a prompt hints at size, distance, weight, or temperature.

Common pitfalls (and how to avoid them)

Confusing similar abbreviations (oz vs fl oz, lb vs lbs, m vs mi)
Mixing up volume and weight units that share names (ounce, gallon contexts)
Assuming “metric = scientific” and “imperial = everyday” in every case
Forgetting where temperature units usually appear (°C vs °F)
Overthinking familiar items that are region-dependent (road signs, recipes)

How difficulty is balanced

Questions are designed to alternate between quick recognition and more nuanced scenarios, so you’re not stuck in one mode for long. Easier prompts focus on obvious units, while harder ones test edge cases, uncommon abbreviations, and context clues.