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Sci Ch2a Scientific Method
Terms in this set (15)
Using the senses to take in information
The information contained in reference sources that is used to gather facts about a topic
The part of the scientific experiment that is changed
The measurable effect or outcome that results from the change made in an experiment
Following a set of steps to solve a problem and ensure that the answer is accurate and based on evidence
The part of the experiment that states whether the hypothesis was correct or not and why
A statement that requires an answer; all experiments begin with this.
The information that is collected and recorded during an experiment
A testable statement that is based on observation and research
The part of the scientific experiment that remains the same
You want to test how the angle of a ramp affects how far a toy car will travel. What is a reasonable hypothesis?
Cars will travel farther on a ramp with a steep slope than on a ramp with gradual slope.
What are four variables you would need to control if you were testing the effect of fertilizer on how tall plants grow.
Pot size and material, soil amount and type, amount of water and sunlight, type of plant and starting size.
What is the dependent variable of the experiment of an experiment that tests the effect of fertilizer on how tall plants grow.
The size of the plant.
Write a hypothesis for the following situation: an experiment in which you are testing the effect the amount of yeast has on how much bread rises.
Bread will rise higher when more yeast is used.
Write a hypothesis for the following situation: an experiment in which you are testing if bananas ripen slower when stored in plastic or paper containers.
Bananas will ripen slower when stored in plastic containers.
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