I can recognize when two quantities change together, and identify which one is the independent variable and which is the dependent variable.Puedo reconocer cuándo dos cantidades cambian juntas e identificar cuál es la variable independiente y cuál es la variable dependiente.
MissionMisión · Corner KitchenCocina de la esquina
Cook up the right answer.Cocina la respuesta correcta.
Corner Kitchen is open, and every order hides a relationship. The number of trays you bake changes how many muffins come out. Decide which quantity you choose and which quantity responds before the next order comes in.
Corner Kitchen está abierta, y cada pedido esconde una relación. El número de bandejas que horneas cambia cuántos muffins salen. Decide cuál cantidad eliges y cuál cantidad responde antes de que llegue el siguiente pedido.
Word bankBanco de palabras 5 words5 palabrasindependent variable, dependent variable, depends on, …variable independiente, variable dependiente, depende de, …
- independent variablevariable independiente
- The quantity that is chosen or set. It is the input.La cantidad que se elige o se fija. Es la entrada.
- dependent variablevariable dependiente
- The quantity that changes in response to the independent variable. It is the output.La cantidad que cambia en respuesta a la variable independiente. Es la salida.
- depends ondepende de
- One quantity depends on another when changing the first one changes the second. Say it with the responder first: 'The cost depends on the number.'Una cantidad depende de otra cuando cambiar la primera cambia la segunda. Dilo empezando por la que responde: «El costo depende del número».
- quantitycantidad
- Something that can be counted or measured, like 12 muffins or 5 liters.Algo que se puede contar o medir, como 12 muffins o 5 litros.
- table of valuestabla de valores
- A list of matched input and output pairs, one pair in each row.Una lista de pares de entrada y salida que se corresponden, un par en cada fila.
Stage 1 of 5Etapa 1 de 5
Get ReadyPrepárate
Wake up what you know, then explore today's model.
Activa lo que sabes y luego explora el modelo de hoy.
- Snow falls at 3 centimeters each hour. Predict what happens to the depth if the hours double. Make a two-row list of input and output for 2 hours and 4 hours. Name the independent variable and the dependent variable, and write one sentence with 'depends on'.
- Each lunch box has 3 carrot sticks. How many carrot sticks are in 7 lunch boxes?
- 21
- 10
- 7
- 2
- Each batch of dough needs 3 cups of flour. Fill in the missing amounts.
- Two bags hold 10 apples. Three bags hold 15 apples. Every bag holds the same number of apples. How many apples are in ONE bag?
- 1 fresh problem with new numbers each time (interactive only).
Stage 2 of 5Etapa 2 de 5
Try ItInténtalo
Use the hints when you need them. Every wrong answer tells you why.
Usa las pistas cuando las necesites. Cada respuesta incorrecta te dice por qué.
- Akela chooses how many hours of sunlight each tray gets. Which is the INDEPENDENT variable?
- Plant height
- Hours of sunlight
- Number of trays
- Number of seeds
- In Akela's experiment, which is the DEPENDENT variable?
- Hours of sunlight
- The kind of seed
- The size of the tray
- Plant height
- Claire burned 123 Calories on a 30-minute jog. Which quantity is subject to choice?
- Calories she burns
- Her heart rate
- Minutes she jogs
- The weather
Stage 3 of 5Etapa 3 de 5
On Your OwnPor tu cuenta
Tables, mistakes to find, and problems with a few steps.
Tablas, errores por encontrar y problemas de varios pasos.
- A gym charges $24.95 per month. Which pair correctly names the variables?
- Independent: months; Dependent: total cost
- Independent: total cost; Dependent: months
- Independent: $24.95; Dependent: months
- Independent: months; Dependent: $24.95
- Claire jogs 30 minutes and burns 123 Calories. At the same rate, how many Calories would a 90-minute jog burn?
- 246
- 300
- 369
- 410
- Which of these pairs is NOT a dependent relationship?
- Number of pizzas sold and weekly cost of cheese
- Number of pizzas sold and number of employees the shop has
- Hours jogged and Calories burned
- Tickets bought and total cost
- What is the best next move?
- Pick the pay, because money is the most important quantity.
- Say neither quantity depends on the other, so there is no independent variable.
- Pick $12, because it is the first number in the problem.
- Decide which quantity she can choose or change, and which one responds to it.
Stage 4 of 5Etapa 4 de 5 · OptionalOpcional
Practice MorePractica más
Optional extra practice. Press New numbers for another problem on the same skill.
Práctica extra opcional. Toca Números nuevos para otro problema de la misma habilidad.
- 6 fresh problems with new numbers each time (interactive only).
Stage 5 of 5Etapa 5 de 5
Show What You KnowDemuestra lo que sabes
Show what you learned today. Take your time; you can try again.
Muestra lo que aprendiste hoy. Tómate tu tiempo; puedes intentarlo otra vez.
- The number of pizzas made each week determines other costs at the shop. Which variable is the independent variable in this relationship?
- the cost of cheese used
- the number of pizzas made
- the number of employees
- the number of toppings allowed
- Which two quantities have a dependent relationship in this scenario?
- number of employees and number of pizzas made
- cost of cheese and number of pizzas made
- number of toppings allowed and cost of sauce
- number of employees and number of toppings allowed
- The shop makes 20 pizzas in a week. Which of these does NOT depend on the number of pizzas sold?
- the total cost of cheese
- the number of employees
- the total cost of sauce
- the total spent on cheese and sauce combined