Unit 3 · Standard 6.AT.3c
🔑 Ratio Reasoning: Convert Measurements Between Systems — Vocab Explorer
① Word Wall
Look at the picture, read the meaning, and tap 🔊 to hear each word.
ES Convertir medidas entre sistemas
Rewriting a customary measurement as a metric one, or the reverse, so two amounts can be compared.
Reescribir una medida usual como métrica, o al revés, para poder comparar dos cantidades.
ES Factor de conversión
The ratio that links a unit in one system to a unit in the other, such as 1 mile to about 1.609 kilometers.
La razón que relaciona una unidad de un sistema con una del otro, como 1 milla a unos 1.609 kilómetros.
ES Sistema usual
The measurement system used in the United States: inches, feet, miles, ounces, pounds, cups, quarts, gallons.
El sistema de medidas que se usa en Estados Unidos: pulgadas, pies, millas, onzas, libras, tazas, cuartos y galones.
ES Sistema métrico
The measurement system used in most of the world, built on tens: centimeters, meters, kilometers, grams, kilograms, liters.
El sistema de medidas que se usa en casi todo el mundo, basado en decenas: centímetros, metros, kilómetros, gramos, kilogramos y litros.
ES Aproximadamente
Close to, but not exactly equal. A rounded conversion factor gives an approximate result, written with ≈; an exact conversion uses =.
Cercano, pero no exactamente igual. Un factor de conversión redondeado da un resultado aproximado, escrito con ≈; una conversión exacta usa =.
ES Tabla de razones
A table of equal ratios used to scale a conversion factor up to the amount you actually need.
Una tabla de razones iguales que sirve para escalar un factor de conversión hasta la cantidad que necesitas.
ES Sentido lógico
Checking that the size of an answer makes sense for the situation.
Comprobar que el tamaño de una respuesta tiene sentido para la situación.
ES Problema de varios pasos
A problem that needs two or more operations done in order.
Un problema que necesita dos o más operaciones hechas en orden.
② Match it
Tap a word, then tap its meaning.
③ Fill in the blank
Use the word bank to finish each sentence.
- 1Using a rounded conversion factor gives an answer.
- 2The ratio that trades one unit for another is a .
- 3Inches, pounds and gallons belong to the system.
- 4Centimeters, grams and liters belong to the system, built on tens.
- 5Close to but not exactly equal is — written with ≈.
- 6A table whose every column holds the same comparison is a .
- 7Checking that an answer's size makes sense is checking its .
- 8A problem that needs two or more operations in order is a .
④ Use it in a sentence
Pick one word and finish the sentence in your own words.
A is .