Experimental Design

Front

In Maya's experiment on lima bean seeds, what variable should be changed? Options: the amount of water, the kind of plant, the type of soil, the amount of sunlight it gets.

Back

the amount of water

Front

What tool should Anthony use to measure how much time it takes for the sugar to dissolve?

Back

stopwatch

Front

Which factor should Anthony CHANGE in his experiment with the sugar cubes?

Back

the temperature of the water

Front

Which factor should Xavier change in the experiment to determine how the surface of a ramp affects how far a toy car rolls?

Back

the surface of the ramp

Front

What did Ben change in his experiment with water evaporation?

Back

the amount of sunlight on the water

Front

What is the DEPENDENT variable (effect) in this experiment? "Does eating breakfast improve test score?"

Back

the grade you got on the test

Front

What is the INDEPENDENT variable (cause) in this experiment?
"Which type of metal, copper or aluminum, conducts heat faster?"
Options: size of metal, types of metal, time it takes to heat up, shape of the metal

Back

types of metal

Front

What is the DEPENDENT variable (effect) in this experiment? "Do tall people jump further than short people?"

Back

how far the person jumps

Front

What is the INDEPENDENT variable (cause) in this experiment?
"Will fish school more if a predator is present?"
Options: whether there is a predator or not, number of fish school together, type of predator, type of fish

Back

whether there is a predator or not

Front

What is the independent variable in Diego's study on how drinking milk affects Dora's growth?

Back

Drinking milk.