Scientific Investigations

What do you call the information you collect during a scientific investigation?

• Data

• Evidence

• Hypothesis

• Theory

What is a scientific investigation?

• A process that involves steps to test a hypothesis and gather data.

• A method to conduct experiments without any prior hypothesis.

• A way to collect data without any structured approach.

• An informal inquiry into a scientific question.

What is an example of a scientific tool used to measure temperature?

• A thermometer

• A barometer

• A microscope

• A ruler

What is a hypothesis?

• A hypothesis is a guess based on information you already know.

• A hypothesis is a proven fact that cannot be changed.

• A hypothesis is a detailed explanation of a scientific theory.

• A hypothesis is an untestable statement about the future.

What is the dependent variable?

• The variable that is manipulated in an experiment.

• The variable that is kept constant throughout the experiment.

• The dependent variable is what you measure in the experiment, affected by the independent variable.

• The variable that determines the outcome of the experiment.

What is the first step in the scientific method?

• Ask a question or identify a problem.

• Formulate a hypothesis.

• Conduct an experiment.

• Analyze the data.

What does a graduated cylinder measure?

• Mass

• Length

• Volume

• Temperature

What is the significance of peer review in science?

• Peer review helps validate research and ensures it meets scientific standards.

• Peer review is a method to increase publication speed.

• Peer review allows researchers to bypass ethical guidelines.

• Peer review is primarily used for funding decisions.

What is the independent variable in a scientific investigation?

• The variable that is kept constant throughout the experiment.

• The variable that is measured in response to changes.

• The independent variable is what you change in the investigation.

• The variable that is manipulated by the researcher.

What is the purpose of a control group in an experiment?

• The control group is used for comparison and does not receive the experimental treatment.

• The control group receives the full experimental treatment to test its effects.

• The control group is used to manipulate the variables in the experiment.

• The control group is the only group that receives a placebo.