What is a control in an experiment?

The standard for comparison in an experiment that does not receive the variable being tested.

Recorded observations and measurements.

What does it mean when something is dead?

When a living thing ceases all biological processes.

What is a dependent variable?

What you measure or observe because it changes during an experiment.

A state of suspended activity. Dormant organisms are alive but inactive.

An increase in size of an organism.

A diagram that shows the relationship of one variable to another.

Any process that living things use to actively maintain fairly stable conditions necessary for survival.

What is an independent variable?

The one thing the scientist changes during an experiment.

What is an inference?

An attempt to explain or interpret observations.

What is a scientific law?

A scientific theory that has been tested many times and is generally accepted as true.

What is a limitation in an investigation?

A factor that makes it difficult to complete an investigation or affects the results.

What does it mean to be living?

Physical entities that have life processes such as exchanging gases, maintaining homeostasis, can grow, adapt, and reproduce.

All the chemical processes in a living thing that provide energy and keep it alive.

What are mitochondria?

Organelles that release energy from food for the cell.

A drawing, object, or idea used to explain or represent something.

What does nonliving mean?

Physical entities which do not/have not/will not engage in life processes such as exchanging gases, growing, adapting, reproducing.

The organelle that controls the cell's activities and contains DNA.

What is an observation?

Information collected using your senses or scientific tools.

An arrangement of things or events in a particular order.

What is a scientific theory?

An explanation of things based on many observations.

SCI_7_Unit 2_ Vocabulary Flashcards

Student preview

29 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What is a cell?

Back

The smallest unit of life that makes up all living things.

2.

FLASHCARD QUESTION

Front

What is a characteristic?

Back

A feature or trait that helps describe something.

3.

FLASHCARD QUESTION

Front

What does it mean to classify?

Back

To group things based on their similarities and differences.

4.

FLASHCARD QUESTION

Front

What are chloroplasts?

Back

Organelles found in plant cells that use sunlight to make food.

5.

FLASHCARD QUESTION

Front

What does it mean to compare?

Back

Noting the similarities in two or more objects.

6.

FLASHCARD QUESTION

Front

What is a constant in an experiment?

Back

Something that stays the same during an experiment.

7.

FLASHCARD QUESTION

Front

What does it mean to contrast?

Back

Noting the differences in two or more objects.

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