4828458
Descripción
Test por Daniel Wilson5141, actualizado hace más de 1 año
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Creado por Daniel Wilson5141
hace casi 9 años
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Pregunta 1
Pregunta
Mark is telling Sally that his water is an element. Sally disagrees. Who is correct? Why?
Respuesta
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Mark is correct because water is composed of only water atoms
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Sally is correct because water is composed of only water atoms
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Mark is correct because water is made up of many different atoms
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Sally is correct because water is made up of many diffrent atoms
Pregunta 2
Pregunta
Which of the following is NOT a compound?
Respuesta
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salt
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water
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carbon
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sunlight
Pregunta 3
Pregunta
True or False. Corn is an element.
Respuesta
- True
- False
Pregunta 4
Pregunta
True or False. A compound is something made up of one or more elements.
Respuesta
- True
- False
Pregunta 5
Pregunta
A/An [blank_start]________[blank_end] is made up of more than one [blank_start]_______[blank_end].
Respuesta
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compound
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element
Pregunta 6
Pregunta
Salt is an example of a/an [blank_start]_______[blank_end].
Respuesta
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element
Pregunta 7
Pregunta
[blank_start]____[blank_end] is made of NaCl
Respuesta
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slat
Pregunta 8
Pregunta
Why does the chemical compound for salt (NaCl) have 2 capital letters? What do they stand for?
Respuesta
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Capital letters represent diffrent elements
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Scientist aren't good at grammars
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Capital letters are not important and do not represent anything
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Capital letters represent diffrent compounds
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