Questions by Dmitry Shvedov

Questions by Dmitry Shvedov

How much of the United States’ electric generation comes from coal? a. About 25% b. About 50% c. About 75% d. About 90%

asked Feb 4, 2020

1 answer

2 votes

14.5k views

A scientist hypothesizes that fertilizer containing 10 percent nitrogen will produce tomato plants with more leaves and blossoms than fertilizer containing 15 percent nitrogen. What is the independent

asked Nov 6, 2019

2 answers

4 votes

63.2k views

Which of the following objects is usually the smallest? a. asteroids b. comets c. planets d. moons

asked Aug 6, 2019

1 answer

5 votes

205k views

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