Overview
We all need _________ to live on earth.
What is water?
We'll use ______ to see how molecules move.
What is a special computer program?
We'll learn about the seasons on ________.
What is Titan?
The ______ did not evaporate in Titan's summer.
What is the lake?
We'll share our ideas with _______.
Who is the class?
We'll learn about this special spaceship.
What is Cassini-Huygens?
We'll learn how _______ move in each form.
What are molecules?
We'll use our knowledge to figure out...
What is why the lake probably evaporated?
Substances change form at different ________.
What is temperature?
We'll learn about a problem with a ________.
What is a machine?
Lakes on Titan are made of _______.
What are hydrocarbons?
We'll start thinking about this in Chapter 1...
What is How do we know when something changes form?
We'll represent molecules using...
What are magnets?
We'll learn about a type of fuel.
What is rocket fuel?
This is the Chapter after Chapter 3.
What is Chapter 4?
In this unit, you'll pretend to work for the _________.
What is the Universal Space Agency?
In this chapter we'll study solid, ______, and gas.
What is liquid?
We'll see how molecules move when we add/remove...
What is energy?
We'll learn about a _______ that uses phase changes.
What is a machine?
The machine in this chapter makes ________.
What is rocket fuel?
A scientific name for tiny particles.
What are molecules?
We'll learn about these 3 forms.
What is liquid, solid, and gas?
We'll learn about adding or removing this element...
What is heat?
_______ between molecules affects phase change.
What is attraction?
By the end of the unit we'll understand _______ change.
What is Phase Change?