Science Vocab
Anything that has mass and takes up space.
What is matter?
The first step in the scientific method
What is "Ask a Question"?
The states of matter
What is solids, liquids, gases, and plasma?
The subatomic particles that are positive
What are protons?
The first element on the periodic table
What is hydrogen?
Phase change when a solid turns directly into a gas
What is sublimation?
An "if...then..because..." statement is normally used for what step of the scientific method
What is a hypothesis?
Fixed shape and fixed volume
What is a solid?
Atomic Mass-Atomic Number=
What is the amount of neutrons?
A pure substance that is made up of only one type of atom
What is an element?
What is viscosity?
What we think an observation means
Two classifications of pure substances
What are elements and compounds?
Determines the identity of an atom
What is atomic number?
An atom has 6 protons, 6 neutrons, and 6 electrons. What atom is this?
What is Carbon?
This system type allows for matter to enter or leave
What are open systems?
Information that helps support or challenge a idea
What is evidence?
Has high energy charged particles
What is plasma?
The maximum number of of electrons that can go on the 1st shell
What is 2 electrons?
this element is found in balloons and airships (blimps)
What is helium?
The substance that does the dissolving
What is a solvent?
The four steps scientists do when they are testing the hypothesis
What is observe, measure, classify and measure?
My particles are constantly moving and sliding past each other
What is a liquid?
What subatomic particles live in the nucleus?
What are protons and neutrons?
This element chemical property is that it has a high reactivity
What is oxygen?