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Questão 1
Questão
If a line on a graph is going horizontally, what does that mean?
Responda
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They are keeping a steady pace.
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They are not moving for a bit of time.
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Don't know.
Questão 2
Questão
How many atoms are in an element?
Responda
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2
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5
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1
Questão 3
Questão
What is a mixture?
Responda
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Two elements chemically bonded.
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Two elements together not chemically bonded.
Questão 4
Questão
What is a compound?
Responda
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Two elements chemically joined.
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Two elements that come together not chemically bonded.
Questão 5
Questão
What is better steel or iron solenoid?
Responda
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Steel
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Iron
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They are both bad.
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