Ecosystems
These organisms produce their own food.
What are producers?
These are groups of stars that make pictures.
What are constellations?
A push or a pull that makes an object move, stop, or change speed or direction is called ___________.
What is force?
Organisms that are introduced into a new ecosystem
What are invasive species?
This includes the sun and all celestial bodies that orbit the sun.
What is the solar system?
A rubbing force that slows something down is called ___________.
What is friction?
An organism that is living or was once living (bio = LIFE)
What are biotic factors?
These are made up of metal and rock and revolve around the sun between the orbits of Mars and Jupiter.
What are asteroids?
Any object in motion will continue to move in the same direction and speed unless a force acts on it.
What is Newton's First Law of Motion?
The natural interconnection of food chains and a graphical representation of what-eats-what in an ecological community is ____________
Often called shooting stars, they are particles that go very fast but are too small to harm us.
What are Meteors?
The force that pulls things toward the center of Earth and keeps them from floating away is called _________.
The interaction between two or more species where one benefits and the other organism is not impacted (neighbors)
What is commensalism?
This is a medium-sized star and the only star in our solar system.
What is the sun?
How high or low a sound is called _________.
What is pitch?