Is Earth's energy flow a little off balance? Explore our energy budget using a click-through interactive. Scholars discover the many factors that move solar energy around the planet and why the system is no longer in equilibrium.

Earth's climate changed drastically throughout the history of the planet, so why do scientists blame humans for recent changes? Observe data covering the history of the planet that proves the natural climate change patterns. Then, learn...

In this online interactive science learning exercise, students answer 4 science questions with multiple choice answers regarding global warming. Students fill in the answer online to one question about temperature.

Go study the universe. Pupils learn seven aspects about astronomy and astronomers. They begin to learn about constellations; distance and motion between objects; gravity; the electromagnetic spectrum; dark matter and energy; and teams of...

It is colorless and scentless, but it makes a large impact on the environment. Learners explore carbon dioxide emissions and what they mean for the environment using an interactive graph. They review changes over time and how they impact...

Water can travel from the highest mountain tops to the largest oceans. Using an interactive, young scientists trace the movement using an interactive online resource. They follow the water cycle by reading pop-up explanations on a...

Explore a day in the life of a water droplet. An interactive infographic helps scholars learn how water cycles work from precipitation all the way around to condensation. Learners hover over each step of the cycle to read more as they...

In this ecology vocabulary exercise:  wetlands worksheet, learners read the definitions of 8 words, then categorize a species found in a wetland in their region.  This page has numerous links to helpful web resources.

In these climate change worksheets, students read through the fourteen questions about climate change. Students select the correct answer to complete the quiz.

In this global warming quiz worksheet, students compete a set of 12 multiple choice questions. Page contains a links to answers and additional activities.

In this MLTI region worksheet, students answer multiple choice questions about the MLTI region and other NASA missions. Students answer four questions.

In this ecology worksheet, students read the vocabulary words and then categorize a species found in a field, meadow, or fencerow in their state or region. Students complete 6 problems.

A virtual lab to look at the physical features of Earth that affect the amount of the Sun's energy that hits Earth. Students investigate how solar and infrared radiations enters and leaves the atmosphere with this model. Virtual lab...

Do you understand the relationship between temperature and carbon dioxide in our atmosphere? This computer model shows factors such as clouds and carbon dioxide that could cause global temperatures to rise. Students investigate how the...

Though we live on the surface of the Earth, we actually live at the bottom of an ocean of air. Dynamic layers of air interact with the Earth's surface and the Sun's energy to produce the phenomenon of weather. The atmosphere is...