Search Results

These discussion prompts cover the basics of radioactive decay and carbon-14 dating, as well as concepts related to climate change.

Students will discuss the scientific details that are left out of short news reports and explore how these brief reports can lead to ideas for original research.

These discussion prompts cover the types of rocks and minerals found on Earth, and isotopes, their measurement and their applications.

These discussion prompts cover radiant energy coming to and from Earth, the effects of global warming on the land, ocean, atmosphere and on species, and possible methods of averting or adapting to climate change.

These questions focus on observations about Earth's surface temperature over time and reasons behind the changing climate.