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___ enters the atmosphere through respiration and the burning of fossil fuels. A. Nitrogen B. Carbon Dioxide C. Oxygen
asked
Oct 28, 2020
Biology
high-school
2
answers
4
votes
6.6k
views
Chrissy walked 1/8 of a mile on Monday and 1/8 of a mile on Tuesday. How many miles did Chrissy walk on Monday and Tuesday combined? Express the answer in lowest terms. 1/16 1/8 1/4 1/2
asked
Oct 7, 2020
Mathematics
college
1
answer
2
votes
114k
views
PLEASE HELP. I NEED HELP WITH THIS. 10 POINTS. Find the product of (2x − 3)(2x2 + 7x − 1). A. 4x3 − 6x2 − 9x + 3 B. 4x3 + 8x2 − 23x + 3 C. 4x3 + 20x2 − 9x + 3 D. 4x3 − 6x2 − 23x + 3
asked
Sep 21, 2020
Mathematics
high-school
2
answers
3
votes
35.2k
views
Light reactions of photosynthesis occur a. Within the thylakoid lumen b. In the stroma c. Across the thylakoid membrane d. Across the inner membrane
asked
May 24, 2020
Biology
college
1
answer
4
votes
141k
views
How does changing the frewuency affect the energy of the wave
asked
Apr 20, 2020
Physics
college
1
answer
1
vote
163k
views
What is Δn for the following equation in relating Kc to Kp? 2 SO2(g) + O2(g) ⇌ 2 SO3(g)
asked
Apr 4, 2020
Chemistry
college
1
answer
4
votes
187k
views
Which decision maker is the most desirable to have in a workplace
asked
Nov 16, 2019
Computers and Technology
high-school
1
answer
0
votes
174k
views
How did ideas of the science revolution transform Europe
asked
Apr 23, 2019
History
middle-school
1
answer
4
votes
162k
views
Itehat ilaaj se behtar hai translate in english
asked
Apr 8, 2019
History
middle-school
1
answer
4
votes
106k
views
When the Constitution was first ratified, only white men of a certain age were considered citizens. Later amendments to the Constitution have affected Americans' participation in government. Amendment
asked
Dec 18, 2018
History
middle-school
2
answers
3
votes
125k
views
What are the four major geographic regions of the middle east
asked
Jul 5, 2018
History
high-school
1
answer
1
vote
198k
views
Which of the following are major water problems in the Middle East? A.Scarcity B.Pollution C.Unequal distribution D.All the above this is the hint they gave me Scarcity means lack of; Scarcity of water
asked
May 6, 2018
Social Studies
middle-school
1
answer
3
votes
196k
views
The Baltimore Aquarium requires 3 adult chaperones for every 15 students on a field trip. How many chaperones would be needed for a group of 125 students?
asked
Mar 17, 2018
Mathematics
middle-school
1
answer
4
votes
28.8k
views
How is energy transformed in a car? A car has gasoline or ________ energy (which is a form of potential energy). When the fuel is burned it converts its potential energy to ______energy and the car moves.
asked
Jan 28, 2018
Physics
middle-school
2
answers
2
votes
125k
views
If asked whether exercise is important for keeping optimal immune health, what would be the BEST answer? A. No, the only way to boost immune health is to receive regular doctor's checkups. B. No, the only
asked
Feb 18, 2017
Health
middle-school
2
answers
2
votes
42.4k
views
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