Analyze and interpret data on the properties of substances before and after the substances interact to determine if a chemical reaction has occurred.
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Q 1/4
Score 0
1a. Students were given a solid Sample A and made these observations. Determine whether each observation is a PHYSICAL or CHEMICAL property: Sample A floated when dropped into water
60
Chemical Property
Phsycial Property
Q 2/4
Score 0
1b. Students were given a solid Sample A and made these observations. Determine whether each observation is a PHYSICAL or CHEMICAL property: Sample A burned when held in a flame
60
Chemical Property
Physical Property
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4 questions
Q.
1a. Students were given a solid Sample A and made these observations. Determine whether each observation is a PHYSICAL or CHEMICAL property: Sample A floated when dropped into water
1
60 sec
MS-PS1-2
Q.
1b. Students were given a solid Sample A and made these observations. Determine whether each observation is a PHYSICAL or CHEMICAL property: Sample A burned when held in a flame
2
60 sec
MS-PS1-2
Q.
1c. Students were given a solid Sample A and made these observations. Determine whether each observation is a PHYSICAL or CHEMICAL property: Sample A melted when heated to 52 degrees Celsius
3
60 sec
MS-PS1-2
Q.
2. Which of the following is the best evidence that a chemical change has taken place?
