Show:
Matter
Chemical or Physical Properties
Chemical or Physical Changes
Mass, Volume, Weight, Denisty
Atomic Structure/Theory
100
_____________ is made up of matter.
What is everything.
100
A _________property describes the ability of substance to change into different substances.
What is chemical.
100
A crayon melting is _______
What is a physical change.
100
______ is a measure of the force of gravity acting on an object.
What is weight.
100
An atom is made up of electrons, protons and _____
What is neutrons.
200
Matter that has a definite shape and volume is a _____.
What is a solid.
200
Rust is an example of a _____________-
What is chemical change.
200
A piece of wood burning is _______
What is chemical change.
200
The amount of space that matter occupies is it's ______
What is volume.
200
The modern model of the atom has the dense nucleus containing ________ and _______ . Surrounding the nucleus is a cloudlike region of moving ________-
What is protons , neutrons, electrons.
300
Matter that has NO definite shape and NO definite volume is a _____
What is a gas.
300
The ability to be flexible is an example of a _________
What is a physical property.
300
Iron combining with Oxygen to produce rust is _____
What is a chemical change.
300
The measure of how much matter is in an object is its _______
What is mass.
300
Electrons have a ______charge.
What is negative
400
True or False Matter changes it's state when heat is added or removed.
What is True.
400
Density can be used to determine what a substance is because it is a __________ property of matter.
What is physical
400
Free points!
What is fantastic! Free Points!
400
Density =
What is mass/volume
400
A proton's charge is ________ while a neutron's charge is _______.
What is positive and neutral.
500
Molecules move fastest in a solid, liquid or gas?
What is a gas?
500
Flammability (or the ability to burn) is a ________ property.
What is chemical.
500
Metals can be shiny, conduct electricity and thermal energy, flexible, ductile and __________.
What is malleable.
500
If an object has a mass of 4 g and a volume of 2 cm3, what is it's density?
What is 2 g/cm3
500
The number of protons always ____________ the neutrons.
What is equals.