Vocabulary
Describing Matter
Measuring Matter
Changes in Matter
Energy and Matter
100
The basic particle from which all elements are made
What is an atom
100
Pure Substance
What is Table Salt, Table sugar, Baking soda
100
SI unit of mass
What is kilograms
100
Change in which energy is taken in
What is Endothermic change
100
Energy in motion
What is Kinetic energy
200
Made of two or more substances-elements, compounds or both-that are together in the same place but are not chemically combined
What is a Mixture
200
Every kind of matter has two kinds of properties_______ and _______ properties
What is Chemical and Physical
200
The volumes of solid objects are usually expressed in
What is cubic centimeters
200
Chemistry is mostly about ____
What is Changes in matter
200
Chemical changes can give off _______ _______
What is Electromagnetic energy
300
The measure of the average energy or random motions of particles of matter
What is temperature
300
Water's melting and boiling point
What is 0 and 100
300
Relates the mass of a material in a given volume
What is Density
300
Every chemical or physical change in matter includes a change in _______
What is Energy
300
Forms of energy related to changes in matter may include \ (give 2 examples)
What is Kinetic, potential, chemical, electromagnetic, electrical and thermal energy
400
Are placed in a solution, but do not mix
What is an Electrode
400
Since the early _______ scientist have known that all matter is made of atoms
What is 1800s
400
Unlike _______, _______ does not change with location, even when the force of gravity on an object changes
What is Weight and Mass
400
Slow combination of a bright metal with sulfur or another substance, producing a dark coating on the metal
What is Tarnish
400
Plants transform electromagnetic energy from the sun into chemical energy as they make molecules of sugar
What is photosynthesis
500
Single kind of matter that is pure, meaning it always has a specific makeup--or composition and a specific set of properties
What is a Substance
500
A ______ can be difficult to separate into its elements but a _______ is usually easy to separate into its elements
What is compound and mixture
500
A small block of wood floats on water. It has a volume of 250 cm cubed and a mass of 200 g. What is the density of the wood?
What is 0.80 g/cm cubed
500
Law of Conservation of Mass
What is The fact that matter is not created or destroyed in any chemical or physical change
500
The internal energy stored in the chemical bonds between atoms is a form of potential energy that is sometimes called
What is Chemical energy
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