Water Cycle
The process by which a liquid changes to a gas
evaporation
A group of different parts that work together is called a
system
What is the difference between freshwater and saltwater?
What is the vocabulary word meaning limits or restrictions that scientists or engineers sometimes deal with?
constraints
What do we call an animal that only eats meat?
carnivore
Water that was on Earth a long time ago is still on Earth today because ...
Possible responses:
-water gets recycled
-the water cycle
-water is a natural resource
The layer of gases that surrounds the Earth like a "protective blanket of air"
atmosphere
To try to make something new that solves a problem
Design
Things that engineers think about and test in order to know how well something solves a problem
criteria
What do we call an animal in the food chain that is hunted by other animals?
prey
When water evaporates, what happens to the molecules that make up the liquid water?
-They spread out
-They become a gas
-They become water vapor
All of the liquid water and ice on Earth
Hydrosphere
What was the ice cube used for in most freshwater collection systems?
condensation / cooling
Examples:
-Limited materials
-Limited time
-Limited budget
Why does the Earth experience day and night?
Because the Earth rotates on its axis
What did we learn in the freshwater VS saltwater investigation? (What was similar and what was different?)
The thin zone of life on Earth; All the living things on Earth and where they are found
Biosphere
What was our goal in the freshwater collection system project? Why was this our goal?
Turn saltwater into freshwater to help the people of East Ferris
Scientific explanations are written for an ___________
audience
What are the three main types of rocks studied in geology?
Igneous, sedimentary, and metamorphic
Describe each step of the water cycle and what causes it
Sun's energy causes evaporation. Cooling causes condensation. Energy transfer causes precipitation (when the cloud gets full)
Why is the Earth considered a system? (Use at least 2 scientific vocabulary words in your explanation)
Possible response: The hydrosphere, biosphere, atmosphere, and geosphere are different parts of the Earth system that work together/interact.
Explain in detail 1 specific change that you would make to your group's design to improve it
Answer is specific and reasonable
Besides that they are written for an _________, give 1 more specific fact about scientific explanations.
1. They answer a question about how or why something happens.
2. They're based on ideas from texts and investigations.
3. They describe things that are not easy to observe.
4. They use scientific language.
When you slide a heavy box across the floor, what is the name of the force that resists that motion and generates heat between the box and the floor?
Friction (or kinetic friction)