Is an aluminum pie plate a example of alloy?

This line graph compares the growth of plants that were kept in the sun for different amounts of time.a)  on day 7, the plants kept in the sun for 3 hours were how tall? b)  on day 7, the plants kept in the sun for 6 hours were how tall? c)    on day 10, the plants kept in the sun for 9 hours were how tall? d)  on day 11, the plant that was grown with 1 hour of sunlight was how tall? e)  based on the graph, the plant grows best in what amount of sunlight?

Which type of stress results when two plates push against one another? a. compression b. tension c. force d. shear

This is a characteristic of the elements in the periodic table that shows a pattern. it may increase or decrease across or down the table.