Science Flashcard

Front

How can forensic scientists determine the ambient room temperature of a dead body at a crime scene?

Back

By using the cooling rate of the body

Front

What happens to the diameter of blood drops as the height increases?

Back

It increases

Front

What is the independent variable of an experiment?

Back

The variable that is changed or controlled

Front

What is the dependent variable of an experiment?

Back

The variable that is measured

Front

What are the constant conditions of an experiment?

Back

Conditions that remain the same

Front

What is the control of an experiment?

Back

The standard for comparison

Front

What should be the appropriate first step of a procedure that you have designed?

Back

Identifying the problem

Front

What do blood drops that have fallen from straight above (90°) look like?

Back

Circular

Front

What are the steps involved in processing a crime scene?

Back

Securing the scene, collecting evidence, analyzing data

Front

How does your respiratory system work with your cardiovascular system?

Back

By exchanging gases in the lungs