Show:
Intoduction
Properties and Changes
Matter
Atoms
Periodic Table
100
40 L = __________mL
What is 40,000 mL
100
Melting and boiling require energy to be
What is absorbed
100
What is a substance composed of the same type of atoms called
What is an element
100
Protons + electrons = 0, thus the atom is
What is neutral
100
Most of the periodic table is made up of ____________. Almost all are ___________ at room temperature.
What is metals and solids
200
Which set up helps to determine if the independent variable is what is affecting the data?
What is control set up?
200
Condensation and freezing are examples of what type of change?
What is physical change
200
Which is a compound? gold, water, steel
What is water
200
An element has 28 protons and 31 neutrons. What element is this
What is Iron
200
What group of elements have 1 valence electron
What is group 1
300
If you wanted to know the volume in a coke can, what unit would you measure it in
What is milliliters
300
When a match burns this is an example of
What is a chemical change
300
Vegetable soup is considered what type of mixture?
What is a heterogenous
300
An element that has more neutrons than protons is called an
What is an isotope
300
What do you call the elements that line the staircase?
What is metalloid or semi-metal
400
3000 m = ___________ km
What is 3
400
A rock has a mass of 20 g and a volume of 10 mL. What is the density?
2 g/mL
400
If you decrease the pressure on a gas, what happens to its volume?
What is increases
400
Where are electrons located?
What is orbiting around the nucleus
400
How many valence electrons do noble gases have? Any exception?
What is 8 and Helium only has 2
500
The dependent variable depends on the
What is the independent
500
A rock has a density of 2 g/ mL and a mass of 12 g. What would be volume of the rock?
What is 6 mL
500
Matter has temperature because molecules move. This is called
What is the Kinetic Molecular Theory
500
The nucleus of an atom contains
What is protons and neutrons
500
What is the name of the family in group 17?
What are Halogens