Earth's Systems
What are the four spheres that make up Earth?
Geosphere, Biosphere, Hydrosphere, and Atmosphere
What is matter?
Anything that has mass and takes up space
Why do stars appear as small points of light in the sky?
They are so much further away than the sun.
What is the cycle of matter?
Flow of material through an ecosystem in a repeating pattern
What is the main reason the Earth has seasons?
The tilt of Earth's axis as it orbits the Sun
Which system includes all living organisms on Earth?
Biosphere
What happens to matter during a chemical reaction?
Matter is neither created nor destroyed.
Our sun is one of many stars in the milky way galaxy. Earth is closer to the sun than any other star. This is evident because ______?
We rely on the sun's energy on Earth
What would happen if one part of an ecosystem, like the plants, were removed?
The animals that depend on them for food would be affected
What is one way humans impact ecosystems?
Causing pollution that can harm habitats
How does the atmosphere affect the geosphere?
The atmosphere affects the geosphere through weather, such as rain and wind, which can shape landforms.
When you are seeing how a substance is reacting with other substances, you are finding the ______?
Chemical properties
How does Earth experience day and night?
Rotation of Earth
Plants change light energy into___________
Chemical energy (sugar)
What is the correct order for the layers of the atmosphere from closest to earth to closest to space ? Mesosphere, Troposphere, Stratosphere, Exosphere, Thermosphere
Troposphere,Stratosphere,Mesosphere, Thermosphere,Exosphere
Give an example of how the biosphere and hydrosphere interact.
Plants (biosphere) rely on water (hydrosphere) for growth.
If you smell,taste, or look at a substance you are finding the ________ of it?
Physical Properties
We see different constellations at different times of the year because________.
Earth is revolving around the sun
The sun is the major source for all _____ on Earth
energy
In a food chain, what is the correct order of energy flow?
Producer----> Consumer---->Decomposer
How do mountain ranges influence weather patterns?
Mountain ranges can affect winds and clouds, causing changes in weather
How can you tell the difference between chemical changes and physical changes?
Chemical changes make new products and can not be reversed
The amount of force that gravity exerts depends on _______?
The mass of the object
Fungi are important part of the ecosystem because___________.
Break down dead organisms and recycle nutrients
What is an example of physical change?
the substance itself doesn’t change into something new; only its form, shape, or state of matter changes. (Multiple examples)