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Suppose scientists developed a genetically engineered bacteria that could use sunlight to photosynthesize a liquid fuel that could be used as a substitute for gasoline. The fuel would cost more than gasoline
answered
Jan 26, 2020
Biology
middle-school
5
votes
97.1k
views
A 1,000-kg vehicle traveling 4 m/s eastward collided with another vehicle, at which point it moved 1 m/s westward. What was the vehicle's change in momentum? a. 1,000 kg • m/s b. 3,000 kg • m/s c. 4,000
answered
Jan 24, 2020
Physics
high-school
3
votes
149k
views
Which of the following formed from the remains of plants and animals that died millions of year ago? a. uranium b. coal c. solar power d. biofuel
answered
Nov 13, 2019
Biology
high-school
2
votes
67.3k
views
Which question is important to ask when looking for a cause-and-effect relationship in a literary work? What is the central theme of the work? What happens to the main characters? How does the work affect
answered
Oct 27, 2019
English
middle-school
0
votes
63.4k
views
The cost of 12 oranges is 1$ what is the cost of 3 dozen oranges
answered
Oct 16, 2019
Mathematics
middle-school
5
votes
140k
views
Which of the following best describes our MRNA is produced?
answered
Aug 5, 2019
Biology
middle-school
4
votes
5.0k
views
How will a person's body type affect the way they burn or store fat? HINT: Your answer should discuss metabolism and and its affect on all three somatotypes (body types)
answered
Jul 18, 2019
Health
high-school
5
votes
113k
views
Analyze Relationships Julio and Jake reading assignments the same day Jake is reading a 168-page book at a rate of 24 pages per day. Julio's book is 180 pages and his reading rate is 14 times Jake's rate.
answered
Mar 3, 2019
Mathematics
middle-school
0
votes
157k
views
___________ is an island with lush vegetation and dense tropical forests. Madagascar Namibia Botswana Swaziland
answered
Dec 5, 2018
History
middle-school
5
votes
38.5k
views
if enough energy is added to a solid it, will change state. Which of the following is possible? particles in the solid will ______
answered
Sep 9, 2018
Physics
high-school
2
votes
183k
views
Which group controlled the Indian Ocean trade during the postclassical period? A. Muslim merchants from Arabia B. Gold traders from North Africa C. Naval officers from Europe D. Nomadic people of the Sahara
answered
Mar 28, 2018
History
middle-school
5
votes
82.0k
views
Griots are ___. 1. storytellers 2. poets 3. musicians 4. All of the above.
answered
Mar 6, 2018
English
high-school
4
votes
187k
views
What is the reason for the third step in this proof? Given: a || b, and both lines are cut by transversal t. Prove: 2= 7 1. a || b given 2. 2 3 Vertical Angles Theorem 3. 3 6 4. 2 6 Transitive Property
answered
Jan 9, 2018
Mathematics
high-school
3
votes
181k
views
What reasons did confederate deserters have for leaving? (from passage The Meeting At Appomattox)
answered
Dec 28, 2017
History
middle-school
6
votes
187k
views
The hydrogen bond between two water molecules forms because water is A polar. B hydrophobic. C a liquid. D nonpolar. E a small molecule.
answered
Jul 19, 2017
Biology
high-school
3
votes
46.8k
views
What is the difference between a repetition and replication
answered
May 26, 2016
Chemistry
middle-school
2
votes
94.0k
views
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