What causes global warming?
As human activity takes place, carbon-dioxide is released. It could also be volcanic eruptions that releases CO2 in the atmosphere. It could also be the Earth's position in space.
Hydroelectric power comes from -
- Water
This animal uses its claws to hold its food, lives on the beach, and has a hard shell.
Crab
Name three natural resources we can use for energy
A- Sun, Wind, Water, Nuclear, Fossil fuels, Geothermal
Sun, Windows, water, nuclear, fossil fuel, geothermal
How does planting trees help reduce carbon dioxide levels?
They take in Co2 and release oxígeno vía photosynthesis
Name one common greenhouse gas
Carbon Dioxide
Acid rain can cause damage to -
Trees, buildings and fish
These animals migrate to the south for winter.
Birds
The sun can be used as an energy source, what type of resource is this? (renewable, non-renewable, perpetual or no longer renewable)
Perpetual
How can earth's forests affect global warming?
The forests use the CO2 in the atmosphere
What is the most abundant gas in our atmosphere?
Nitrogen
Deforestation will cause rain forests to turn into __________
Deserts
This animal spends winter buried in mud at the bottom of the pond
Turtle
Heat and Light energy that is derived from the sun.
Solar energy
How are cold-water animal species responding to the increase of temperature in their water?
Many of the species are dying off, migrating, and breaking patterns of life cycles.
What are greenhouse gases?
Gases trapped in the atmosphere
20- When poisonous gas falls from the sky it is known as ____________
Acid rain
This plant slowly turns all day to face the sun to make more food.
Sunflower
A natural resource that once we use is essentailly gone, because it takes so long for it to rejuvenate itself. (ex. fossil fuels)
Non-renewable resource
Name 3 Greenhouse gases
CO2, methane, water vapor and nitrous oxide
How do volcanoes contribute to global warming?
When they erupt, they release large amounts of Co2
Factories, power stations and cars emit a lot of ___________ into the air.
Carbon dioxide
These carry pollen from one flower to another.
Bees
- What are fossil Fuels made from?
Dead plant and animal material burried, compacted and changed over many millions of years.
How does the AQI help people?
Air quality index tells us how polluted the air is 24/7