CAST Science Practice Test

CAST Science Practice Test

Assessment

Flashcard

Science

8th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a dependent variable?

Back

A dependent variable is the variable that is measured in an experiment. It is affected by changes in the independent variable.

2.

FLASHCARD QUESTION

Front

What is the difference between independent and dependent variables?

Back

The independent variable is the one that is changed or controlled in an experiment, while the dependent variable is the one that is measured.

3.

FLASHCARD QUESTION

Front

What does it mean for a species to have a better chance of survival?

Back

It means that the species has traits that allow it to adapt better to its environment, making it more likely to survive and reproduce.

4.

FLASHCARD QUESTION

Front

What is the significance of elevation in plant survival?

Back

Elevation can affect environmental conditions such as temperature and oxygen levels, influencing which plants can survive and reproduce.

5.

FLASHCARD QUESTION

Front

What is the scientific method?

Back

The scientific method is a systematic process for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.

6.

FLASHCARD QUESTION

Front

What is an exponent?

Back

An exponent is a number that indicates how many times to multiply a base number by itself.

7.

FLASHCARD QUESTION

Front

How do you compare numbers in scientific notation?

Back

To compare numbers in scientific notation, compare the exponents first. The number with the larger exponent is greater.

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