Ecosystems
What is an ecosystem?
living organisms interacting with each other and their non-living environment
What do waves do?
Carry energy through matter or space
How many planets are there?
8
Why do scienctist do experiments?
Find solutions! Test hypotheses, gather data, and establish cause-and-effect relationships
Who is Shrek's loyal companion?
Donkey
What is a carnivore?
Only eats meat!
Example: Lion
What is an example of a mechanical wave?
Hint...requires a medium
Ocean wave, earthquake, sound wave, wave on a string/slinky
What is Earth's hottest layer?
Inner core
What is an independent variable?
Part of an experiment that is manipulated or changed
Which character yells "NOT THE GUMDROP BUTTONS!"
The Gingerbread Man
What is the difference between abiotic and biotic?
Abiotic=nonliving Biotic=living
What is a medium in a mechanical wave?
A substance (solid, liquid, or gas) that it travels through.
Example: ocean wave = medium is the water
What is gravity?
The force that pulls things together.
What is a dependent variable?
Part of an experiment that is being measured
Who rules the kingdom?
Lord Farquaad
Finished the food chain below:
Grass --- _______ --- Fox
Examples: rabbit and mice
What is an example of an electromagnetic wave?
radio signals, microwaves, infrared heat, visible light, ultraviolet radiation, X-rays...
What causes earthquakes?
Tectonic plates shifting
Why do we need a control variables in an experiement?
They remain constant and provide accurate results
What does Shrek compare ogres to?
What is the role of decomposers?
Organisms that break down dead, organic matter, recycling nutrients back into the ecosystem.
Examples: fungi and bacteria
In a transverse wave particles travel how?
Perpendicular
What causes ocean tides?
A student does an experiment to see how sunlight affects plant growth.
What is the dependent variable?
Growth or height
What song do Shrek and Donkey sing together?
I'm a believer!