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Doc Brown has calculated that his Delorean can accelerate at a rate of 2.52 m/s/s. How far away must he and Marty stand to allow the car to accelerate from rest to a speed of 39.1 m/s?
answered
Jun 10, 2021
Physics
high-school
2
votes
197k
views
What happens to the number of valence electrons when a metal element forms a compound?
answered
May 16, 2021
Chemistry
middle-school
5
votes
19.2k
views
A car moves at a speed of 50 kilometers/hour. Its kinetic energy is 400 joules. If the same car moves at a speed of 100 kilometers/hour, then its kinetic energy will be
answered
Apr 21, 2021
Biology
high-school
5
votes
176k
views
In ΔIJK, the measure of ∠K=90°, the measure of ∠I=76°, and JK = 6.4 feet. Find the length of KI to the nearest foot.
answered
Aug 17, 2020
Mathematics
middle-school
7
votes
12.1k
views
Need help with this one
answered
Jun 29, 2020
Mathematics
middle-school
3
votes
92.2k
views
Which class of organic compounds makes up the channels and pumps that help move materials from one side of the cell membrane to the other? A.) Carbohydrates B.) Lipids C.) Proteins D.) Nucleic Acids
answered
May 1, 2020
Biology
middle-school
3
votes
117k
views
How many grams of Na2SO4 should be weighed out to prepare 0.5L of a 0.100M solution
answered
Apr 1, 2020
Chemistry
middle-school
4
votes
75.1k
views
Which one of the following equations could describe the graph above?
answered
Mar 8, 2020
Mathematics
middle-school
5
votes
6.4k
views
Meiosis is necessary for which reproductive event to occur
answered
Jul 23, 2019
Biology
college
0
votes
15.1k
views
PLEASE HELP I'M DESPERATE <3
answered
Jun 28, 2019
Mathematics
high-school
3
votes
91.5k
views
A psychologist who has studied emotions with paul ekman for decades is going to present a summary of the research. which title might this psychologist consider?
answered
Jun 27, 2019
Social Studies
high-school
7
votes
62.6k
views
What was the initial amount of water in a barrel, in liters, if there are now x liters, y liters were lost, and 6 liters were added? Pls explain A)x-y+6 B)y-x+6 C)x+y+6 D)y+x-6
answered
Feb 25, 2019
Mathematics
high-school
5
votes
22.0k
views
Equivalent Fractions 1. Which among the given pairs of fractions are equivalent fractions? A. 2/3, 3/2 B. 1/2, 3/2 C. 3/5, 6/10 D. 2/3, 2/5 Also if you know the answer please explain to me that way I get
answered
Feb 23, 2019
Mathematics
middle-school
6
votes
201k
views
Helium has an atomic number of two, so its outer energy level is full. Helium is considered _____. neutral inert an anion a cation
answered
Sep 19, 2018
Biology
college
4
votes
105k
views
The idea after death, a person soul lives in a new body is called ____ A. reincarnation B. illiteracy C. lamas
answered
Jul 15, 2018
Social Studies
middle-school
3
votes
102k
views
Ayer ____ un accidente cerca de mi casa.
answered
Jun 27, 2018
Spanish
high-school
3
votes
171k
views
Why do you think the requirements for serving in the Senate are stricter than those for serving in the House of Representatives?
answered
Jun 6, 2018
History
middle-school
2
votes
194k
views
Factoring polynomial 40a2 -32a
answered
May 26, 2018
Mathematics
high-school
6
votes
106k
views
When Justinian I became emperor, what were the three things he set out to do during his reign
answered
Jan 24, 2018
History
middle-school
7
votes
184k
views
What times what equels -54?
answered
Jan 1, 2018
Mathematics
high-school
4
votes
12.1k
views
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