In this carbon dating learning exercise, students read about carbon dating and the estimate the age of a given fossil. This one-page learning exercise contains one multi-step problem.

Throughout this earth science exam, high school geologists complete a series of multiple-choice and short-answer questions about the solar system, atmosphere, and Earth system. This is an amazing test, as are all of the exams developed...

In this history of life worksheet, learners complete a crossword puzzle by figuring out the vocabulary words associated with the 11 clues given. Then students review how paleontologists use fossils to learn more about past living things...

In this carbon cycle worksheet, students will read about the carbon cycle and study a diagram showing what creates carbon dioxide and what uses carbon dioxide. Students will then complete 4 short answer questions.

In this fossil worksheet, students match six terms with their definitions about types of fossils and they circle the proper term to make nine statements true about preservation of fossils.

For this fossils worksheet, students will read 15 statements and determine if it is describing a fossil or not. If it does describe a fossil, students must identify what type of fossil it is. Then students will complete 3 short answer...

It is recommended that you conduct this fabulous experiment as a whole-class demonstration. Collect air samples from the environment, human exhalation, and car exhaust, then compare them for carbon dioxide content using bromthymol blue...

In this fossils worksheet, students review the different types of fossils including index and trace fossils. This worksheet has 6 matching and 9 true or false questions.

In this air pollution worksheet, students match 10 terms related to acid rain, pollution, and smog to their definitions. They complete 5 puzzles to create words related to air pollution by combining 2 terms.

In this global warming learning exercise, students review the causes of global warming such as deforestation, fossil fuels, and nitrous oxide. This learning exercise has 6 matching and 4 short answer questions.

In this ages of rock worksheet, high schoolers review the processes involved with determining the ages of rocks which includes the radioactive decay of carbon-14. This worksheet has 5 matching and 5 short answer questions.

In this petroleum chemistry worksheet, students review hydrocarbons which includes petroleum. Students understand the properties of petroleum and where it is found. This worksheet has 12 words in a crossword puzzle, 6 fill in the blank,...

In this age of rocks worksheet, students answer five matching questions about terms related to the decay of atoms. They use a strip of paper to simulate half life of atoms and determine the total amount of time it took to deplete the paper.

In this absolute time worksheet, students answer eleven questions about ways to measure the age of fossils. They define half-life, answer questions about radioactive dating, tree rings and varves.

In this nucleus and radioactivity worksheet, students collect class data and the students represent radioactive atoms decaying. They plot their data and answer two questions about the results. They solve seven problems given the...

For this organic reactions worksheet, students are given descriptions of the seven types of reaction of organic compounds. They then answer six questions about these reactions.

In this life science worksheet, 3rd graders answer multiple choice questions about plants, birds, habitats, and more. Students complete 20 questions.

In this National Biodiesel Day worksheet, students complete activities such as reading a passage, phrase matching, fill in the blanks, correct words, multiple choice, spelling, sequencing, scrambled sentences, writing questions,...

In this chemical compounds worksheet, students determine is compounds will act as acids or bases when added to water. Students compare basic, acidic, and amphoteric anhydrides. This worksheet has 15 fill in the blank, 2 short answer...