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Section 2
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An example of
Random
100
What is anything that has mass and takes up space?
What is matter
100
What is the temperature in which a solid turns into a liquid?
What is the melting point
100
What affects the physical property but does not change the identity of the identity?
What is physical change
100
What is dissolving an example of?
What is a physical change
100
What elements does water consist of?
What is h2o
200
What is a substance that be broken down into simpler substances?
What is an element
200
What is the boiling point?
What is the temperature in which a liquid turns into a gas?
200
What is using one or two substance that is used to make an entirely new substance?
What is a chemical change
200
A salad is an example of?
What is a mixture
200
The dense core of an atom is called?
What is the nucleus
300
What is the smallest unit of an element?
What is an atom
300
What is matter contained in a certain volume of a substance?
What is density
300
Can mixtures be seperated?
No
300
Water is an example of?
What is a compound
300
What are the main 3 types of metals on the periodic table?
What is aklai, alkaline earth and transition metals.
400
What is the smallest unit of a substance that behaves like a substance?
What is a molecule
400
What is the capacity of a substance to combine with another substance?
What is reactivity
400
Can a chemical change be reversed?
No
400
What is an example of baking a cake?
What is chemical change
400
What is a proposed theory for an experiment?
What is a hypothesis
500
Name atleast 3 elements in the human body
What is phosphorus,calcium,nitrogen,oxygen,sodium, and sulfur.
500
What is the equation for density?
What is mass/volume
500
True or False A physical change changes the identity of the substance?
False
500
What is an example of turning a nugget into a ring?
What is physical change
500
How old is Bill Nye?
What is 60