Science Vocabulary Worksheets

A solid understanding of science vocabulary is essential for students looking to excel in their science studies. These science vocabulary worksheets are designed to help students grasp challenging concepts by introducing them to key terms and reinforcing their understanding through engaging exercises and activities. Whether you're a teacher searching for innovative resources to enhance classroom learning or a parent hoping to support your child's science education at home, these worksheets provide the perfect tool to build a strong foundation in science language and comprehension.

  4th Grade Vocabulary Worksheets

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  Printable Science Matter Worksheets

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  Earth Science Vocabulary Worksheets

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  Dictionary Skills Worksheets

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  Kindergarten Science Vocabulary Words

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  GED Science Printable Worksheets

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  6th Grade Earth Science Worksheets

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  8th Grade Science Vocabulary Worksheets

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  Science Worksheet Answer Keys

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  Holt Science and Technology Worksheet Answers

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  Fossil Vocabulary Worksheet

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  Physical Science Worksheets High School

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  GED Science Printable Worksheets

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What is the definition of hypothesis?

A hypothesis is a proposed explanation or prediction that can be tested through research or experimentation in order to determine its validity. It is a tentative solution to a problem or a possible answer to a scientific question, often based on existing knowledge or observations.

What is the meaning of the term gravity?

Gravity is the force by which a planet or other body draws objects toward its center. The force of gravity is responsible for keeping the planets in orbit around the sun, and for keeping the moon in orbit around Earth. Gravity is also what makes objects fall to the ground when dropped.

What does the word metabolism refer to?

Metabolism refers to the chemical processes that occur within an organism to maintain life, including the conversion of food into energy for use by the body and the elimination of waste products.

What does the term DNA stand for?

DNA stands for deoxyribonucleic acid.

What is the definition of photosynthesis?

Photosynthesis is the process by which green plants, algae, and some bacteria convert light energy, usually from the sun, into chemical energy stored in glucose (sugar). During photosynthesis, carbon dioxide and water are combined in the presence of light and chlorophyll to produce glucose and oxygen as a byproduct, which is essential for the survival of most living organisms on Earth.

What is the meaning of the word ecosystem?

An ecosystem refers to a community of living organisms in conjunction with the nonliving components of their environment, interacting as a system. It includes plants, animals, microorganisms, soil, rocks, water, and air, all interconnected and interdependent in a complex web of relationships.

What does the term atomic number represent?

The term atomic number represents the number of protons found in the nucleus of an atom. It is a unique identifier for each element on the periodic table and helps determine the chemical and physical properties of an element.

What does the word cell refer to in biology?

In biology, the word "cell" refers to the basic structural and functional unit of all living organisms. Cells are the building blocks of life and can vary in size, shape, and function. They contain various organelles that carry out specific tasks necessary for the cell's survival, growth, and reproduction. Cells can be prokaryotic, such as bacteria, with no distinct nucleus, or eukaryotic, like plant and animal cells, with a well-defined nucleus containing genetic material.

What is the definition of velocity?

Velocity is defined as the rate at which an object changes its position in a specified direction, usually measured in distance units per time unit. It is a vector quantity that includes both the speed and direction of an object's motion.

What is the meaning of the term solar system?

The term solar system refers to the collection of celestial bodies, including the sun, planets, moons, asteroids, comets, and other objects, that are bound together by gravity. The sun is at the center of the solar system, with the planets orbiting around it.