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Measurement
Science
Classification
Atoms
Matter
100
pascal
What is the unit for pressure
100
a system of knowledge
What is science
100
cannot be broken down and only made of one type of atom
What is an element
100
has a positive charge and is located in the nucleus
What is proton
100
no definite shape and no definite volume
What is gas
200
9.01 has three of these
What are significant figures
200
an educated guess
What is a hypothesis
200
can be separated and is made of more than one substance (salsa)
What is heterogeneous mixture
200
have a neutral charge
What is neutron
200
variable shape but definite volume
What is liquid
300
67.9863 is more _______ than 67
What is more precise
300
Biology, physical science, and Earth and space science are all considered to be
What is natural science
300
Painting a room and trimming the bushes are _______changes
What is physical
300
found in the nucleus of an atom (2)
What is protons and neutrons
300
when a solid changes into a liquid
What is melting
400
An element has 5 orbitals how many electrons does it have
What is 10
400
study of life
What is biology
400
Flammability and reactivity are _______ properties
What is chemical
400
tells us the number of protons in an atom
What is atomic number
400
shaving cream, milk, fog, and cool whip are all _______
What is colloids
500
a temperature of 0 kelvin
What is absolute zero
500
helps visualize things that are very large and complex
What is scientific model
500
Which two particles can scatter light?
What is colloids and suspensions
500
sum of protons and neutrons in an atom
What is mass number
500
solid, liquid, and gas
What is 3 states of matter