Volcanoes and Plate Tectonics

Question 1

Which of the following did you include in your question? Check all that apply.

Revolt · Accepted Answer

independent variables: factors such as acidity, temperature, surface area, and mineral composition; dependent variable: percentage of mass remaining

Question 2

Which of the following did you include in your hypothesis? Check all that apply.

Revolt · Accepted Answer

The “if” part of the hypothesis refers to mineral composition, temperature, acidity, and surface area.; The “then” part of the hypothesis refers to a measureable difference in the percent of mass remaining.; The “because” portion of the hypothesis connects weathering to chemical processes.

Question 3

Did you read the Student Guide carefully?

Revolt · Accepted Answer

yes

Question 4

Four different samples of sandstone were treated with water for 2 hours. The percentage of mass remaining for each sample is shown in the table. Which sample had the slowest rate of weathering?

Revolt · Accepted Answer

Sample Y

Volcanoes and Plate Tectonics Answers

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