Hard Questions
How does Gravity change your weight?
If their is more, your weight increases, if their is less, your weight decreases.
If a spoon undergoes a Chemical change by being exposed to the elements, what is likely to happen?
It will rust.
What is a Physical Change?
When something's appearance alters, but nothing else.
What does distill mean?
To separate two liquids by boiling them.
You always cube something when solving for volume? True or False
True! Don't you forget it!
What is an Atom?
The building block of everything.
If Pyrite's Mass is 120g, and its Volume is 24cm^3, then what is his Density?
5.0 g/cm^3
What is a Chemical Change?
A change where the Matter is altered completely.
What is a mixture?
Two or more substances in the same place, but their atoms are not mixed
I will double in size if I were to visit Jupiter. True or False
False. You would double in weight though.
How does Matter connect to Mass, Volume, Weight, Density, and Gravity
Mass is the amount of Mass, Volume is the amount of space Matter takes up, Density is the amount of Mass, Gravity is the force that creates your weight, and weight is a result of the amount of force that Gravity creates on you.
Bob has a legnth of 50cm, a width of 45cm, and a height of 80cm?
What is the Volume?
180,000 cm^3
What is Density?
The measure of the Mass of a material in a given Volume
What is Matter?
Anything that takes up space
Carbon Dioxide C1O2 would look like four atoms put together because the atom listed first (Carbon) has a "silent atom." True or False
False. What a load of hogwash.
If 96.5 grams of gold has a volume of 5 cm3 , what is the density of gold?
D = 19.3 g /cm3
What does a compound model look like?
What is an element?
Substances that are made up of only one atom.
What is a Molecule?
A group of two or more atoms held together by chemical bonds.
The burning of bread is a chemical change. True or False
True
What is the formula for density?
D= m/v
Demonstrate a Methane Molecule.
C1H4
One circle surrounded by 4 Hydrogen atoms
What is a Substance?
A single kind of matter that always has a specific makeup or composition.
What is Mass?
The amount of Matter in an object
The melting of an ice cube is a physical change. True or False.
True