Answers by John Hart
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Answers by John Hart

Answers by John Hart
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How does CO2 benefit forests? Why can too much CO2 be bad? Is Amazon releasing too much CO2?
answered Jul 26, 2024
3 votes
122k views
Which of the following scenarios distinguishes the need for a chemistry background by a materials scientist? Karen must know the structure and composition of substances in a product. Karen must determine
answered Dec 18, 2023
8 votes
177k views
Describe two reasons to use the Internet responsibly. Explain what might happen if the Intemet ise polices were broken at your school.
answered Jul 23, 2023
4 votes
108k views
The equation that converts Celsius to Fahrenheit is C = 5/9 (F-32) . Use it to calculate the temperature in Celsius when it is 60 degrees Fahrenheit. (Round to the nearest tenth)
answered Mar 27, 2023
3 votes
124k views
Simplify the following expressions-4(-1-10n)-(n-2)
answered Mar 25, 2023
3 votes
20.4k views
Can anyone solve this?
answered Jan 19, 2023
10 votes
223k views
When does DNA replication take place in the cell cycle?
answered Jan 10, 2023
4 votes
196k views
Can someone help answer these? its for gym and its about baseball!! 1. How many players play defense on a baseball diamond? A. 9 B. 10 C. 11 D. 8 2. The Designated hitter hits instead of the _____. A.
answered Dec 25, 2022
3 votes
130k views
Write the expression using only positive exponents. Assume no denominator equals zero. 4y^-2 Answers: none of these -8y^2 1/4y^2 16y^2 4/y^2
answered Dec 15, 2022
8 votes
220k views
Courses that enable students to begin jobs that require course completion certificates are known as:
answered Nov 13, 2022
3 votes
131k views
How did the Minoans and Mycenaean influence the Greek culture?
answered Oct 22, 2022
2 votes
71.7k views
Which of the following options best summarizes why American colonists separated from Great Britain?
answered Sep 12, 2022
2 votes
61.3k views
What is the hypothesis of the given statement If pigs had wings,you could fly
answered Aug 8, 2022
7 votes
186k views
4. Gives suggestions in two ways for the following problems. i. Your pronunciation is not so good. ii. You are putting on weight iii. You have forgotten your homework iv. You have no pen to write with
answered May 25, 2022
1 vote
3.3k views
I need help! If you answer I will mark!
answered May 13, 2022
10 votes
143k views
Which of the following can effect the resistance of a wire? I. the length of a wire II. the thickness of a wire III. the temperature of a wire I and II I and III II and III I, II, and III
answered Mar 20, 2022
9 votes
129k views
In a double-slit interference experiment, the slit separation is 2.41 μm, the light wavelength is 512 nm, and the separation between the slits and the screen is 4.45 m. (a) What is the angle between the
answered Oct 18, 2021
3 votes
142k views
A___ change occurs when a substance changes phase.
answered Sep 21, 2021
3 votes
151k views
Can someone help me please
answered Aug 17, 2021
4 votes
11.7k views
The vehicle land-speed record has long been held by rocket cars. These vehicles resemble the high-speed rocket planes that were used in the early days of the space program, but they have heavy metal wheels.
answered Aug 1, 2021
7 votes
4.2k views
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