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The process of changing states from a liquid to a gas is called
Change in the state of matter
burning leaves
evaporation
adds energy and is called melting
Exactly equal to the total mass of products
Matter is conserved during a chemical reaction.
A new substance is formed and in a physical change no new substance is formed.
atoms slide past on another
The law of conservation of mass states
Change in the state of matter
burning leaves
evaporation
adds energy and is called melting
Exactly equal to the total mass of products
Matter is conserved during a chemical reaction.
A new substance is formed and in a physical change no new substance is formed.
atoms slide past on another
Which one of the following is evidence that a physical change has occurred?
Change in the state of matter
burning leaves
evaporation
adds energy and is called melting
Exactly equal to the total mass of products
Matter is conserved during a chemical reaction.
A new substance is formed and in a physical change no new substance is formed.
atoms slide past on another
Which of these is a chemical change?
Change in the state of matter
burning leaves
evaporation
adds energy and is called melting
Exactly equal to the total mass of products
Matter is conserved during a chemical reaction.
A new substance is formed and in a physical change no new substance is formed.
atoms slide past on another
Moving from a solid to a liquid ________________________.
Change in the state of matter
burning leaves
evaporation
adds energy and is called melting
Exactly equal to the total mass of products
Matter is conserved during a chemical reaction.
A new substance is formed and in a physical change no new substance is formed.
atoms slide past on another
A chemical change is different than a physical change because in a chemical change __________.
Change in the state of matter
burning leaves
evaporation
adds energy and is called melting
Exactly equal to the total mass of products
Matter is conserved during a chemical reaction.
A new substance is formed and in a physical change no new substance is formed.
atoms slide past on another
Which of the below answers is a property of a liquid?
Change in the state of matter
burning leaves
evaporation
adds energy and is called melting
Exactly equal to the total mass of products
Matter is conserved during a chemical reaction.
A new substance is formed and in a physical change no new substance is formed.
atoms slide past on another
In a chemical reaction, the total mass of the reactants is
Change in the state of matter
burning leaves
evaporation
adds energy and is called melting
Exactly equal to the total mass of products
Matter is conserved during a chemical reaction.
A new substance is formed and in a physical change no new substance is formed.
atoms slide past on another
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