What is the first step in the scientific method?(1 point)
Responses
Collect empirical evidence.
Collect empirical evidence.
Create a model.
Create a model.
Ask a question about the natural world.
Ask a question about the natural world.
Develop a testable hypothesis.
9 answers
Ask a question about the natural world.
Which term or phrase represents a proposed answer to a scientific question?(1 point)
Responses
model
model
hypothesis
hypothesis
empirical evidence
empirical evidence
direct observation
Responses
model
model
hypothesis
hypothesis
empirical evidence
empirical evidence
direct observation
hypothesis
Scientific Investigations Quick Check
3 of 53 of 5 Items
Question
A scientist wants to drop a bouncy ball from a height of one meter and determine how many times the ball will bounce before coming to rest. Which option below is an example of a hypothesis for this test?(1 point)
Responses
If a bouncy ball is dropped and data is collected, the data will show that the ball will bounce one hundred times before coming to rest.
If a bouncy ball is dropped and data is collected, the data will show that the ball will bounce one hundred times before coming to rest.
If a bouncy ball is dropped from a height of one meter, it will bounce before coming to rest.
If a bouncy ball is dropped from a height of one meter, it will bounce before coming to rest.
If a bouncy ball is dropped, it will bounce one hundred times before coming to rest.
If a bouncy ball is dropped, it will bounce one hundred times before coming to rest.
If a bouncy ball is dropped from a height of one meter, then it will bounce one hundred times before coming to rest.
3 of 53 of 5 Items
Question
A scientist wants to drop a bouncy ball from a height of one meter and determine how many times the ball will bounce before coming to rest. Which option below is an example of a hypothesis for this test?(1 point)
Responses
If a bouncy ball is dropped and data is collected, the data will show that the ball will bounce one hundred times before coming to rest.
If a bouncy ball is dropped and data is collected, the data will show that the ball will bounce one hundred times before coming to rest.
If a bouncy ball is dropped from a height of one meter, it will bounce before coming to rest.
If a bouncy ball is dropped from a height of one meter, it will bounce before coming to rest.
If a bouncy ball is dropped, it will bounce one hundred times before coming to rest.
If a bouncy ball is dropped, it will bounce one hundred times before coming to rest.
If a bouncy ball is dropped from a height of one meter, then it will bounce one hundred times before coming to rest.
If a bouncy ball is dropped from a height of one meter, then it will bounce one hundred times before coming to rest.
Is gravity a theory or a hypothesis? How do you know?(1 point)
Responses
Hypothesis, because it was an observation proposed by a scientist.
Hypothesis, because it was an observation proposed by a scientist.
Theory, because it has overwhelming evidence supporting it.
Theory, because it has overwhelming evidence supporting it.
Hypothesis, because it has been tested frequently.
Hypothesis, because it has been tested frequently.
Theory, because it cannot be contested as it has been proven true.
Responses
Hypothesis, because it was an observation proposed by a scientist.
Hypothesis, because it was an observation proposed by a scientist.
Theory, because it has overwhelming evidence supporting it.
Theory, because it has overwhelming evidence supporting it.
Hypothesis, because it has been tested frequently.
Hypothesis, because it has been tested frequently.
Theory, because it cannot be contested as it has been proven true.
Theory, because it has overwhelming evidence supporting it.
A scientist claims that water boils at 100 degrees Celsius. Repeated trials result in similar data every time. Other scientists can replicate the experiment with similar results and come to the same conclusion. What is this an example of?(1 point)
Responses
proof
proof
support
support
a theory
a theory
a prediction
Responses
proof
proof
support
support
a theory
a theory
a prediction
This is an example of support.
12 answers