Share Grade 3 Topic 4 Climate
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What is climate change?
Rising of the world's temperature
What are some of the main causes of climate change?
People cut sown treees and release Co2 in the atmosphere
What is the difference between weather and climate?
Climate is temperature and precipitation for a long period of time
How does climate change effect sea levels?
When temperature rises, glaciers melt, sea level rises
What are greenhouse gases?
CO2, water vapor, methane
How do greenhouse gases effect climate change?
More Co2 in the atmosphere , the hotter the temperature
What is a glacier?
Compresses snow, frozen fresh water
What are some of the effects of melting glaciers?
The sea level rises
What are tree rings?
They are rings we see whenthe tree is cut down. They show how old the tree is
How do tree rings form?
One year one tree ring
How do scientists use tree rings to study climate?
Thick tree ring shows that a tree had much sunlight and precipitation, Scientist can know abiut the climate in different years
Name greenhouse gasses.
CO2 (Carbondioxide, water vapor, methane
Name fossil fuels
Natural gas, oil, coal
What is the greenhouse?
Sun heats the Earth. At night the Earth releases heat. Greenhouse gasses catch and keep the warmth in the atmosphere
7. What are some of the factors that can affect the growth and thickness of tree rings?
Warmth and precipitation
