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Questions (27)
On earth, the gravitational force of a robotic helicopter is 1.8 kg what is a helicopter gravity hill force on Mars
1 answer
88 views
Which statement best describes the gravitational force of an object
1 answer
29 views
An astronaut has a mass of 59 kg what will her gravitational force be on the moon? The gravitational attraction on the moon is
1 answer
61 views
A hyperplane in n dimensions is a n-1 dimensional subspace. For instance, a hyperplane in 1-dimensional space can be any line in
1 answer
282 views
What is the signed magnitude c of the projection of x1 onto x2? More precisely, let u be the unit vector in the direction of the
1 answer
118 views
What is the Mean, Median, and Mode for the following electrical test:
32 31 32 35 38 32 64 (volts)
1 answer
205 views
Peyton led the Colts to a Super Bowl victory over the Chicago Bears in 2006, two years later,
1 answer
418 views
A container is filled to the brim with 1.4 L of mercury at 20°C. The coefficient of volume expansion of mercury is 1.8☓10-4
1 answer
1,761 views
A merry-go-round with a a radius of R = 1.95 m and moment of inertia I = 192 kg-m2 is spinning with an initial angular speed of
2 answers
5,637 views
A merry-go-round with a a radius of R = 1.95 m and moment of inertia I = 192 kg-m2 is spinning with an initial angular speed of
0 answers
657 views
An object is formed by attaching a uniform, thin rod with a mass of mr = 6.8 kg and length L = 5.68 m to a uniform sphere with
0 answers
985 views
A bumper car with mass m1 = 106 kg is moving to the right with a velocity of v1 = 4.4 m/s. A second bumper car with mass m2 = 96
1 answer
1,062 views
the problem reads this "A person with mass m1 = 62 kg stands at the left end of a uniform beam with mass m2 = 93 kg and a length
5 answers
3,813 views
A mass hangs on the end of a massless rope. The pendulum is held horizontal and released from rest. When the mass reaches the
0 answers
937 views
Return to the original mass. What is the tension in the string at the same vertical height as the peg (directly to the right of
0 answers
867 views
Now a peg is placed 4/5 of the way down the pendulum’s path so that when the mass falls to its vertical position it hits and
1 answer
2,651 views
Find the area of the region bounded by
f(x)=5xsqrt(121−x2) and the x-axis. The area is = to
1 answer
539 views
My daughter had this question for Hw and wasn't sure the correct answer.
the expression was (4 7/8 +3 3/4)+5 1/8 which shows
1 answer
732 views
True or False
Research may be used as a diagnostic tool to provide information about what is happening in the enviroment? True
1 answer
480 views
True or False
Researchers who have strong opinions about the subject of a study are likely to do a better job of conducting the
1 answer
694 views
How many mL of a stock solution of 2M potassium nitrate would you need to prepare 100mL of .150 M potassium nitrate?
1 answer
716 views
Dylan loved pencils. He had a whole box full of pencils in different colors and designs. One-seveth of them were yellow,
1 answer
573 views
How do I calculate the wavelength of the emission line when electrons drop from the 4th to the 3rd energy level in the hydrogen
1 answer
503 views
Why is the naming of created things important(esp in science)?
0 answers
359 views
Besides between Mars and Jupiter,where else are minor planets(aka asteroids) located?
0 answers
368 views
How many minor planets(aka asteroids) are there?
2 answers
398 views
Hey! I like math,but this year I'm doing algebra 1 and am not doing so well. I understand the lessons,but then the next day I
2 answers
789 views
Answers (7)
a) 8/81 b) 3
update: I got it, I just had to use v=-3.516831683+.8831683168
thank you damon, I was using the wrong numbers :)
I also tried cutting it down to .13 but that was wrong, the website that I use sometimes wants us to be 99%accurate so it'll want more numbers than needed I think this might be a calculation error on my part
update: I got it, the answer is 2.03
which elements are in H2S
I'm homeschooled so I have no teacher that can help me.I need all the help I can get!Thanks for the help!:) any other suggestions anyone?
