Ques:Q: What mineral is made of one silicon atom and two oxygen atoms? Read this paragraph and choose the correct option from the provided answers: 5. Quartz is made of one silicon atom and two oxygen atoms. If you find a mineral and find that it is made of one silicon atom and one oxygen atom is it quartz?. Choices: - glass - pumice - cobalt - quartz A:

Ans:quartz
-----
Ques:Q: What is the source of precipitation? Read this paragraph and choose the correct option from the provided answers: The atmosphere is a crucial part of the water cycle. It is an important reservoir for water, and the source of precipitation. Choices: - pollution - clouds - the sea - the atmosphere A:

Ans:the atmosphere
-----
Ques:Q: What happens to a substance in a liquid state when the temperate is lowed? Read this paragraph and choose the correct option from the provided answers: Under the right pressure conditions, lowering the temperature of a substance in the liquid state causes the substance to solidify. The opposite effect occurs if the temperature is increased. Choices: - it melts - it evaporates - it dissipates - it solidifies A:

Ans:it solidifies
-----
Ques:Q: What is a controlled scientific study of specific variables called? Read this paragraph and choose the correct option from the provided answers: An experiment is a controlled scientific study of specific variables. A variable is a factor that can take on different values. Choices: - practicum - example - variation - experiment A:

Ans:
experiment
-----