Vocabulary
What is a flask?
Used to mix, heat, and hold chemicals.
What is a Bunsen Burner?
It is used to heat up substance experiments
The basic unit of life are _____?
Atoms
Anything that has mass and takes up space is?
Matter
Name the scientific method?
What are safety goggles used for?
To protect your eyes.
What are synthetic materials?
Substances that are not made by nature
Made by humans using natural materials
What is an element?
1 Atom
What is condensation?
Thermal energy is removed and gas turns to liquid
Explain the difference between a physical and chemical change?
A physical change is a change where the atoms stay the same
A chemical change is where the atoms are rearranged
Used to hold items above a flame for heating.
DOUBLE POINTS
What is a scoopula?
Used to transfer small amounts of a solid chemical
An element that has properties of both metals and non metals is a?
Metalloid
What is a substance that speeds up the rate of a chemical change?
Catalyst
Name 3 Characteristics of elements?
Conductivity, Boiling point, color, flammability, melting point, magnetism, and density
What are test tubes?
Open tube used to hold liquid for heating.
What are fossil fuels?
Name 2 examples
Resources that are made from decayed plants and animals
oil, coal, gas
Give me all of the subatomic particle and their charges?
Proton - Positive
Neutron - No charge
Electron - Negative
What is radiation?
Transfer of thermal energy through waves
What is the difference between reactants and products?
Reactants - The 2 of more elements you put in a chemical reaction to make a product
Product - The outcome of a chemical reaction
Name 1 example of an Alloy.
Steel (Iron + Carbon), Brass (Copper + Zinc), Bronze (Copper + Tin), Stainless Steel, Sterling Silver (Silver + Copper), Duralumin (Aluminum + Copper), and Solder (Tin + Lead)
What is a reaction?
Either Chemical or Physical
2 Or more chemicals to make a reaction
Atoms rearrange in Chemical
Give me the states of matter and their properties?
Solid - Vibrate tightly
Liquid - Bouncing into each other
Gas - Far apart
Give me the definition of a conductor
Give me 2 examples
Keeping the flow of electricity
silver, copper, gold, aluminum, iron, and steel
The shell is broken down by the vinegar making the egg bouncy.