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How do I find the exact value of sin (pi/24)?
1. 6 answers
2. 2,351 views
operational planning sets up work schedules, routine work procedures, and timetable
1. 0 answers
2. 366 views
Arrange the different types of forces in order of increasing energy. Covalent, HydrogenBonding, Ion-Dipole, Dipole-Dipole,
1. 1 answer
2. 777 views
A beam of protons is moving toward a target in a particle accelerator. Thisim trying to study for my exam by doing problems,
1. 1 answer
2. 1,678 views
A battery has an internal resistance of 0.42. A number of identical light bulbs, each with a resistance of 31.500, are connected
1. 1 answer
2. 730 views
You must show your work for full credit.) Calculate the average speed of an oxygen molecule (with a mass of 5.3e-26 kg) at room
1. 1 answer
2. 458 views
The tidal interaction between the Earth and the Moon has caused:
1. 0 answers
2. 343 views
While surface conditions differ greatly, name the three ways that Venus and Earth are indeed sister planets.
1. 1 answer
2. 1,066 views
Calculate the average speed of an oxygen molecule (with a mass of 5.3e-26 kg) at room temperature (300 Kelvin)show your work
1. 0 answers
2. 559 views
big bang theory define
1. 2 answers
2. 1,025 views
How can we describe some object in astronomy?Can we either prove or disprove a hypothesis? If not, what can we do? How have
1. 0 answers
2. 410 views
How can we describe some object in astronomy?How can we interpret data? Can we either prove or disprove a hypothesis? If not,
1. 1 answer
2. 399 views
Before continuing we need a little more information about the angle factor given in the formula above. It turns out that the
1. 0 answers
2. 560 views
5. Now, wait until the planet is at the winter solstice (12:00am). a) How many hours of daylight are there on the winter
1. 1 answer
2. 539 views
Now let us consider the length of time that the Sun is visible. Wait until the planet is at the summer solstice (12:00am). a)
1. 2 answers
2. 545 views
3. Now wait until the planet is at the summer solstice (to the far left). Here the sunlight arrives perpendicular to the
1. 1 answer
2. 504 views
2. We ultimately want to find the amount of solar energy that hits the observer on the planet. Energy is usually measured in
1. 2 answers
2. 690 views
Currently in school we're learning about proving identities and for extra credit I got this problem.cosB= -8/17 in quad II and I
1. 1 answer
2. 601 views
When 3.00 g potassium carbonate (K2CO3 ) was mixed with 20.0 mL of hydrochloric acid (HCl, 4.0M) in a calorimeter, the
1. 1 answer
2. 661 views
I need to make sure I understand this. I need to rewrite each sentence twice, once as a periodic sentence and once as a
1. 5 answers
2. 808 views
Would someone please check my work. Thank you.Rewrite each sentence in an active voice 1) Mistakes were made. A)He made
1. 1 answer
2. 1,018 views
Would someone please check my work. I need to combine the following sentences into one by using a semicolon.1)Abalone fishing in
1. 4 answers
2. 882 views
Can anyone help me check my work please. I need to revise the paragraph to establish a clear antecedent for every pronoun that
1. 1 answer
2. 758 views
I need to double check my work please.Revise to create pronoun-antecedent agreement and eliminate the generic he and any awkward
1. 2 answers
2. 699 views
Can anyone help me with these. I need toeliminate unnecessary shifts in tense, mood, voice, or person. 1)The greed of the
1. 1 answer
2. 596 views
Hello,I am asking for these to be reviewed. I do not want answers; I just want to know if these answers look good. If you would
1. 1 answer
2. 786 views
solve equation exactly over interval (0, 2ð)sin(x)= 1-2sin^2(x)
1. 1 answer
2. 509 views
By looking at the chemical structures of acetaminophen, aspirin, caffeine, ibuprofen, and naproxin sodium, how are you able to
1. 1 answer
2. 689 views
A string is tied to a 4.4 kg block and a 120 g hanging bucket. students add 20 g washers one at a time to the bucket. the
1. 1 answer
2. 2,038 views
Two identical springs (neglect their masses) are used to “play catch” with a small block of mass 200 g (see the figure).Spri
1. 0 answers
2. 545 views
Two identical springs (neglect their masses) are used to “play catch” with a small block of mass 200 g (see the figure).Spri
1. 1 answer
2. 686 views
A vertical spring with a force constant of 250 N/m is compressed 7.5 cm and a 0.30 kg ball placed on top. The spring is released
1. 1 answer
2. 519 views
Water is lifted out of a well 25.0 m deep by a motor rated at 1.50 hp.Assuming efficiency 90%, how many kilograms of water can
1. 0 answers
2. 601 views
two binary stars moving in a perfect circle orbitThe stars have the same mass, the distance between them is one billion km
1. 1 answer
2. 681 views
A simple pendulum consists of a light string 1.70 m long with a small 0.490 kg mass attached. The pendulum starts out at 45º
1. 1 answer
2. 642 views
A simple pendulum consists of a light string 1.70 m long with a small 0.490 kg mass attached. The pendulum starts out at
1. 1 answer
2. 1,053 views
A simple pendulum consists of a light string 1.70 m long with a small 0.490 kg mass attached. The pendulum starts out at
1. 1 answer
2. 716 views
A simple pendulum consists of a light string 1.70 m long with a small 0.490 kg mass attached. The pendulum starts out at
1. 0 answers
2. 690 views
d:2 2 3 4 10 5 3 x y x x z z − −     +  
1. 1 answer
2. 300 views
2.-The longest one-word name of any place in America is Chargoggagoggmanchauggagoggchubunagungamaugg.This name for a lake near
1. 5 answers
2. 1,288 views
Why does the Average Physical Product curve slope downwards so soon?
1. 0 answers
2. 336 views
A baseball is thrown at an angle of 25 degrees relative to the ground at a speed of 23.0 m/s. If the ball was caught 42.0 m from
1. 1 answer
2. 2,908 views
My son has a homework (Kindergarden) where he has numbers and next to it there are five square frames. The numbers are 3 and 4.
1. 1 answer
2. 638 views
My son has a homework (Kindergarden) where he has numbers and next to it there are five square frames. The numbers are 3 and 4.
1. 2 answers
2. 580 views
would it be possible to view your body from head-to-toe, while standing in front of a plane mirror that is only as tall as you?
1. 1 answer
2. 571 views
a thimble is 32.0 cm from a spherical concave mirror. The focal point lenght of the mirror is 11.0 cm. What is the image
1. 1 answer
2. 2,915 views
the observing method in marketing research
1. 0 answers
2. 476 views
Express the following in Sigma notation2+8+18+32+50+72
1. 1 answer
2. 1,054 views
Express the following in Sigma notation2+8+18+32+50+72
1. 3 answers
2. 3,821 views
The minute hand of a clock is 6in long. Starting from noon, how fast is the area of the sector swept by the minute hand
1. 2 answers
2. 5,735 views
The voltage,V, in an electrical unit is related to the current,I, and the resistance,R, by the equation V=IR. The current is
1. 3 answers
2. 5,168 views
A 6ft tall woman is walking away from a srteet lamp at 4 ft/sec that is 24ft tall. How fast is the length of her shadow
1. 3 answers
2. 1,533 views
An inverted cone has a diameter of 42 in and a height of 15in. If the water flowing out of the container is 35pi in^3/sec , how
1. 2 answers
2. 494 views
what is 44q to the power of -30?
1. 1 answer
2. 204 views
if a spinning amusement-park ride has an angular speed of 1.2 rad/s, what is the centripetal acceleration of a person standing
1. 2 answers
2. 875 views
Did you hear about ... It's a novel
1. 1 answer
2. 337 views
The population, P (in 100's), of a town can be modeled y P = 2 /t -5/ = 6, where t = 0 represents 1990. During whuch two years
1. 0 answers
2. 490 views
A rental cas cost a minimun charge plus a fixed chrger per mile drive. One customer drove 280 miles and paid (0$. Write an
1. 1 answer
2. 486 views
. State whether each of the following samples of matter is a gas. If there is not enough information for you to decide, write
1. 0 answers
2. 677 views
You have two gas-filled balloons, one containing He and the other containing H2. The H2 balloon is twice the size of the He
1. 1 answer
2. 1,088 views

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