All [blank_start]substances[blank_end] are made of [blank_start]atoms[blank_end]
An atom is the smallest part of an [blank_start]element[blank_end] that can exist
Responda
atoms
element
substances
Questão 2
Questão
An element is a [blank_start]substance[blank_end] that contains only one type of atom
There are about 100 different elements
Most substances are [blank_start]compounds[blank_end]
Responda
substance
element
compounds
100
Questão 3
Questão
True Or False
Mixtures consist of two or more elements or compound, which are not chemically combined
Responda
True
False
Questão 4
Questão
The properties of a solid is:
[blank_start]regular[blank_end] arrangement
very [blank_start]close[blank_end] together
[blank_start]vibrate[blank_end] in [blank_start]fixed positions[blank_end]