What Am I?
True/False – Chemistry is the study of gases and liquids
False (It is the study of matter)
Which of these are elements: iron, oxygen, salt, water?
Oxygen and iron
What is the definition of an atom?
Tiny building blocks of matter that join to make molecules
What are the 2 elements that make up the compound water?
Hydrogen and Oxygen
What is the definition of a property?
A quality belonging especially to something
What is a compound (definition)?
A material made up of two or more elements
What is the definition of an element?
One of the basic materials of which the earth is made
What is the smallest particle of matter?
An atom
Which of these are compounds: gold, silver, sugar, water?
Sugar and water
What shape does matter in liquid or gas form take?
The shape of the container it is in
What percent of the human body is water?
70%
What are the names of the elements with these symbols: Cu, Fe, H?
Cu=Copper, Fe=Iron, H=Hydrogen
True/False – Molecules are the smallest an object can ever be
False
True/False – Compounds are made from one kind of atom
False (They are made up of 2 or more elements)
What are color, mass, shape, size, smell, taste, and weight?
Properties of an object/matter
True/False – Wood alcohol (methanol) is a cleaning liquid
True
True/False – Elements are made from one kind of atom
True
What is the definition of a particle?
A very little bit
What are the 2 main tests to tell if an object is matter?
It takes up space and it has mass/weight
What shape do solids have?
A definite shape
What are the building blocks of matter?
Molecules
What are the names of the elements with these symbols: Au, O, Sn?
Au=Gold, O=Oxygen, Sn=Tin
True/False – Molecules are joined together to make atoms
False (Atoms join to make molecules)
True/False – Scientists estimate there are only about 50 different compounds in our planet
False (There are millions or billions of compounds on Earth)
True/False – Molecules do not have the same properties when they are part of a larger substance
False