9.1 Physical and Chemical Changes
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Last updated over 5 years ago
7 questions
0
Write your full name.
Write your full name.
1
Imagine that you break a a glass cup. Has a new substance been formed?
Imagine that you break a a glass cup. Has a new substance been formed?
1
Breaking a glass cup is a ......
Breaking a glass cup is a ......
2
In the reaction between iron and sulfur reactants are............................ and the products are.................
In the reaction between iron and sulfur reactants are............................ and the products are.................
1
Respiration is a chemical reaction. (You can refer to p. 46 coursebook)What are the reactants in the respiration reaction?
Respiration is a chemical reaction. (You can refer to p. 46 coursebook)
What are the reactants in the respiration reaction?
1
Respiration is a chemical reaction. (You can refer to p. 46 coursebook)What are the products in the respiration reaction?
Respiration is a chemical reaction. (You can refer to p. 46 coursebook)
What are the products in the respiration reaction?
1
Can you name a chemical reaction that happens in plants but not in animals?
Can you name a chemical reaction that happens in plants but not in animals?