Curated OER
Reading Comprehension: Weather
In this comprehension worksheet, students read a selection on the weather, then complete 3 short answer questions related to the selection.
Curated OER
The Reptiles
For this reptiles worksheet, students match 9 terms from a word list to the statement that it completes. Then students write 1 short paragraph about how they feel about reptiles.
Curated OER
The Seafloor
In this seafloor worksheet, students review the terms associated with formations found on the seafloor including sea mounts and seafloor spreading. This worksheet has 8 fill in the blank questions.
Curated OER
Using the Land
In this land activity, learners review the different ways that land is used such as landfills, topsoil, farmland, and hazardous waste. This activity has 13 true or false questions and 1 short answer question.
Curated OER
What is Climate?
In this climate activity, students review the components that make up climate including temperature and precipitation. This activity has 8 true or false and 2 short answer questions.
Curated OER
Astrolabe Activity
Students study how to use an astrolabe, define terms and understand the relationship between angle and altitude. In this astrolabe lesson students complete an activity, record their measurements and complete a handout.
Curated OER
Star Magnitudes
In this stars worksheet, learners use a chart comparing the absolute and apparent magnitudes for different stars to complete 4 fill in the blank and 2 short answer questions.
Curated OER
Extraordinary Lives
For this extraordinary lives worksheet, students answer questions about David Platonoff's Russian grandmother. Students answer 17 questions.
Curated OER
Newton's Law of Universal Gravitation
Students explore the nature and magnitude of gravitational forces. In this gravitation lesson students study gravity and answer questions.
Curated OER
Identifying the Relationship Between Black Carbon and the Weather
Pupils identify the relationship between black carbon and the weather. In this investigative lesson students compare samples of black carbon with a color-scale and analyze others samples.
Other
Planetary Society: Relative and Absolute Ages in Histories of Earth and the Moon
A lengthy scholarly article that discusses the geologic time scale, its history of development, age-dating events that occurred in different eras, and how absolute and relative dating are used to assess the ages of the Earth and Moon....
Australian Museum
Australian Museum: Radioactive Dating
This article explains what radioactive dating is and describes the different techniques used, what they are used for, and the limitations of each.
![Western Oregon University: Earth System Science: Geologic Time [Pdf] PPT](https://static.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png "Western Oregon University: Earth System Science: Geologic Time [Pdf] PPT")
Other
Western Oregon University: Earth System Science: Geologic Time [Pdf]
An 81-page slideshow that looks at the principles of geology with respect to relative dating, at different concepts describing geological processes, at absolute age and radiometric dating, at the eons and eras in the geologic time scale,...
University of California
Ucmp: A Relative Dating Activity
An learning activity to help students grasp the concept of relative dating and geologic time.
PBS
The Dating Game: Radiocarbon Dating
Part of PBS-NOVA Online. An excellent explanation of how radiocarbon dating is done and why it works. Great material for earth science, history or biology classes.
Story Behind the Science
Story Behind the Science: Just How Old Is Earth? [Pdf]
Article describing efforts in the 19th and 20th centuries to determine the Earth's age, particularly using naturally occurring radioactivity. It notes that scientific disciplines frequently overlap in the work they do. Questions are...
Extreme Science
Extreme Science: How Old Is the Earth?
We say Earth is 4.6 billion years old, but how do we know? How do we measure its age? This article focuses on these questions and how long life has been on Earth.
BBC
Bbc Earth: Your Life on Earth
This is the story of your life on Earth. Unique interactive lets you find out how, since the date of your birth, your life has progressed. At the same time, investigate how the world around you has changed since you've been alive and how...
Australian Museum
Australian Museum: Dating the Earth
How do scientists know how old the Earth is? What is radioactive dating? Are there other dating methods? Get the answers to these questions and others at this site presented by the Australian Museum Online.
CK-12 Foundation
Ck 12: Earth Science: Age of Earth
[Free Registration/Login may be required to access all resource tools.] How scientists have been able to determine the age of Earth.
CK-12 Foundation
Ck 12: Earth Science: Principles of Relative Dating Study Guide
[Free Registration/Login may be required to access all resource tools.] This study guide summarizes key principles used in relative dating. Includes a few questions to check for understanding.
CK-12 Foundation
Ck 12: Earth Science: Age of Earth
[Free Registration/Login may be required to access all resource tools.] How scientists have been able to determine the age of the Earth.
Other
Carbon 14 Dating
Seven pages all about Carbon 14 Dating. Information on half-life, Carbon 14 used to date specimens and artifacts, limitations, charts and graphs. Michael E. Brown Ph.D. contests that the limitations of Carbon 14 dating support the theory...
CK-12 Foundation
Ck 12: Fourth Grade Science: Earth Science: Relative Ages of Rocks
[Free Registration/Login may be required to access all resource tools.] Looks at how stratigraphy can be used to determine the relative ages of rocks, how unconformities occur, ways to match rock layers in different areas, and how...