True or False?
Everything is MATTER
True!
True or False?
The Law of Conservation of Mass states that matter cannot be created or destroyed, but only change form.
True!
True or False: We can describe matter by using properties or characteristics like color, conductivity, solubility, magnetism, and hardness/malleability.
True
True or False?
All substances dissolve in liquid
Is ripping a piece of paper a chemical or physical change?
Physical Change
Complete the phrase:
Matter is anyting that takes up space and has ______ and ______.
Mass and Weight
Eggs: 12 g
Oil: 8 g
Baking Soda: 3 g
Brownie Mix: 42 g
After I bake my brownies, what will the total mass be?
65 g
What three properties of matter are being used in this description: The object is white, magnetic, and light bounces off of it.
Color, Magnetism, Reflectivity
____ is the substance being dissolved.
Solutes
Is burning wood a chemical or physical change?
Chemical Change
What are the 3 states of matter? Bonus: What is the 4th state of matter?
Solid, Liquid, Gas; Bonus: Plasma
A decorated artificial Christmas tree has a mass of 729 grams. The star has a mass of 33 grams. Based on the Law of Conservation of Mass, how much do the ornaments weigh?
696 grams
What is one property of Gold?
Shiny; Golden/Yellow Color; Malleable; Hardness; Reflective; Conductivity
_____ is the substance that does the dissolving.
Solvents
Two substances are mixed together and a new substance is formed; this is a _______ change.
Chemical
Ture or False: Air is matter.
True
Before being roasted, the mass of the average Thanksgiving turkey is 6803 grams. After adding stuffing this turkey has a mass of 6859 grams. Based on the Law of Conservation of Mass, what was the mass of the stuffing?
56 grams
What three properties of matter are being used in this description: Light bounces off of it, heat flows easily through it, and it can be take on a new shape without breaking.
Reflectivity, Conductivity, Malleability
Give an example of a solution.
(When something dissolves into something else)
Salt & Water
Juice mix & Water
Etc.
Is melting butter a chemical or physical change?
Physical Change
What are the two ways matter is measured?
Mass and Volume
Which example supports the Conservation of Mass?
A. If I bake a cake, the mass/weight of my ingredients would be the same as the mass/weight of the cake at the end.
B. Oobleck can act like a solid and a liquid at the same time.
C. Particles act differently in solids, liquids, and gasses.
A. If I bake a cake, the mass/weight of my ingredients would be the same as the mass/weight of the cake at the end. Even though the ingredients have changed form, their mass stays the same!
Name the property:
When one substance dissolves into another.
Solubility
(Solvent/Solute)
In a salt-water solution
The salt is the ______
The water is the ______
Salt = Solute
Water = Solvent
Is melting ice a physical or chemical change?
Physical Change