Students make a diagram of the effects of carbon dioxide increasing in the atmosphere. How does Earth's energy flow change when levels of carbon dioxide in the atmosphere increase? Move the labels into the diagram
Indicators of a Changing World
Water vapor
Glaciers and
ice sheets
Sea level
Temperature
over
land
Ocean heat
content
Sea Ice

Which of the following correctly describes what happens when an atomic bomb explodes? small pieces of fissionable material are joined and form a body with a mass greater than the critical mass, the relative number of neutrons escaping decreases, and a chain reaction and explosion result. large pieces of fissionable matter are brought together quickly and form a body with a mass smaller than the critical mass, the relative number of escaping neutrons increases, and a chain reaction and explosion result.