The matter that has the same composition and properties throughout is called pure chemical substance. So the answer is substance.
Answer : True
Explanation : When storing parts outside it is best to keep them under tarps or wrapped to stay in compliance is true, because when we store the parts outside the house there are high chances of the parts getting exposed to environmental moisture. Which will develop rust on the parts and make it useless later on. To avoid this situation it is safer to keep it covered under the tarps or wrap it with something which can protect it from moisture.
Answer: I believe the answer is an earthquake.
Explanation: Sorry If I am wrong!
Answer:
b) The two pieces of tape will repel as both have obtained a static charge.
this is the right answer.
Explanation: