The periodic table is an arrangement of __________
What is elements
100
What are the four states of matter?
What is solid,liquid,gas, and plasma
100
In order to travel, sound needs a ___________
What is medium
100
Only ________ can be changed when balancing equations
What is coefficients
200
NaCl is an example of a _____________
What is compound
200
Which state of matter has an indefinite shape but a definite volume?
What is liquid
200
Bent light is known as ___________
What is refraction
200
Positive part of the atom
What is proton
200
Opposite poles of a magnet ________ each other
What is attract
300
Elements on the periodic table are arranged according to similar____________
What is properties
300
If you are using a triple beam balance, you are measuring the _________. If you are using a graduated cyclinder, you are measuring ___________. These two properties are used to find/calculate____________.
What is mass, volume; density
300
The electromagnetic spectrum ranges in __________
What is wavelength
300
The atomic number is the number of___________
What is protons
300
Energy transferred by direct contact
What is conduction
400
Two or more atoms combined chemically represent a________
What is compound
400
Matter is made of particles called ___________
What is atoms
400
A short wavelength has ________energy
What is high/greater/more
400
To calculate the atomic mass you must add__________
What is protons and neutrons
400
Energy transferred by the mass of the molecule
What is convection
500
Group 18 of the periodic table is known as
What is Noble Gases
500
A __________change results in a new substance being created while a _______change does not change the structure.
What is chemical; physical
500
The height of a wave is known as the
What is amplitude
500
The Law of __________________ states that the mass of the products must equal the mass of the reactants
What is Law of Conservation of Mass
500
In order for energy to be transferred, the circuit must be _____