Vocabulary
a group of atoms joined together in a particular way
molecule
Liquid to gas is what phase change?
Evaporation
This state of matter has molecules that move in place
Solid
You have two substances, one with a strong and one with a weak attraction, and both are liquids right now. Which substance do you need to add LESS energy to change to a gas?
The one with the weak attraction
What is Ms Carpenter's first name
Mirette
the energy that an object has because it is moving
Kinetic energy
Solid to liquid is what phase change? DRAW MOLECULES TOO!!!
Melting
How long does it take Dragonfly to reach Titan?
6 years
This stays the same for each substance no matter how much energy is added or taken away
What is attraction?
What is Ms Eleanor's first name
Eleanor
the way molecules in a substance move around relative to each other
freedom of movement
A scientist has a container with a substance inside. At first, the molecules in the substance move away from each other. Later, the molecules move around each other. What phase change occurs?
Condensation
What level of molecular attraction does oxygen have?
LOW
Water has a _____ molecular attraction than alcohol
What is stronger?
What planet does Titan orbit around?
Saturn
What is temperature?
Mario is making chocolate. At the beginning of the chocolate-making process, the molecules were moving around each other. After the chocolate cooled the molecules moved in place. What is the phase change?
Freezing
What 2 phase changes involve energy being transferred OUT?
Condensation and Freezing
Substance 1 has a weak attraction as a gas, but a strong attraction as a liquid. What is WRONG with this statement?
Attraction never changes!!!
What are Ms. Carpenter's pets names? (must list both!!)
Tangerine and Maya
a pull between two molecules that is always the same for a substance
molecular attraction
Scientists put a sample of water into a sealed tank. Water can be a solid, liquid, or gas. At first, the molecules moving around each other. Then, the scientists transferred energy into the substance, and the molecules moved apart. What is the phase change?
Evaporation
What is it called when molecules stop moving completely?
Absolute Zero!
When oxygen is in gas form, which wins: MA or KE?
KE - kinetic energy!
Where is Ms. Carpenter travelling this year?
Japan!!!