Question

what is the first step in the scientific method? *
collect data
ask a question
form a conclusion
make a graph
true/false: a hypothesis must be testable. *
true
false
in an experiment testing sunlights effect on plant growth, which is the dependent variable? *
amount of sunlight
height of the plant

Explanation:

1. The scientific - method starts with asking a question to identify a problem or area of interest.
2. A hypothesis is a proposed explanation that must be testable through experimentation or observation.
3. In an experiment testing sunlight's effect on plant growth, the height of the plant is what is being measured and is affected by the amount of sunlight, making it the dependent variable.

Answer:

1. B. Ask a question
2. A. True
3. B. Height of the plant