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tommy
Questions (93)
Interaction of Waves Quick Check
Question When white light strikes this object, the light is completely absorbed, with none of it
0 answers
274 views
Stephanie swims laps every day. The number of laps she swims is directly proportional to the time in minutes. If the constant of
3 answers
808 views
If 10.4 L of H2 reacts with 5.2 L of O2 at STP, what is the volume of the gaseous water collected (assuming that none of it
1 answer
258 views
If 12.0 mol of NH3 reacted with 7.00 mol of O2, how many moles of H2O will be produced?
1 answer
275 views
1. In the middle of the page, draw two vertical lines an inch long, an inch apart, and that are parallel to each other.
2. About
1 answer
1,096 views
A particular style of shoes costs the retailer
$80 per pair. At what price should the retailer mark them so he can sell them at a
1 answer
1,865 views
Any place inside a hachure line is a _____ elevation than the hachure line.
1 answer
861 views
If dissolving 2g of ionic salt causes 50ml of water in increase temp. by 15 degrees Celsius at constant pressure, what would be
1 answer
708 views
A cylindrical tank with flat endplates is constructed from two sections that are welded together circumferentially.The outer
0 answers
620 views
what is the simplified form of the following question?
7m^2+6.5n-4n+2.5m^2-n
1 answer
544 views
you need 1 1/4 cups of sugar to make 20 cookies. to make 6 cookies, you need___ cups of sugar?
5 answers
9,850 views
describe the single transformation that would be equivalent to a reflection over the y-axis followed by a reflection over the
3 answers
2,133 views
eye fit
fit fit fit can someone please help me solve this
0 answers
479 views
p
o u r can someone help me solve this wuzzle
0 answers
295 views
given a circle with (5,1) and (3,-1) as the endpoint of the diameter
1 answer
809 views
Falls resulting in hip fractures (or head injuries) are a major cause of injury and even death to the
elderly. Typically, the
0 answers
727 views
A biophysics student measures her reaction time by having a friend drop a meterstick between her
fingers. The meterstick falls
1 answer
747 views
(a) In 2009, Usain Bolt ran the last 100 meters of the 150-meter race in 8.70 seconds. What is Usain
Bolt’s speed? (b) The
1 answer
700 views
A financier plans to invest up to $2 million in three projects. She estimates
that Project A will yield a return of 10% on her
0 answers
1,098 views
A teacher buys 50 train tickets for a school trip for a total cost of $1,200. She buys x number of student tickets for $20 each.
2 answers
695 views
a 16.0-g bullet is shot into a wooden block at rest with mass 4550g on a frictionless surface. the block moves 1.20m/s after the
1 answer
708 views
one car of mass 15.0kg is moving 5.00m/s to the right on a frictionless track and collides with a cart of mass 3.00kg. the final
1 answer
909 views
an archer shoots an arrow into a piece of wood. the arrow is traveling at 120km/h when it strikes the wood. the arrow penetrates
1 answer
838 views
A band made a profit of 352.00 and sold 116 tickets and spent 25.00on advertising. How much was the cost of one ticket? T=the
1 answer
555 views
What is the same in two isotopes of an element? What is different?
1 answer
664 views
Why is soda in an unopened bottle a homogenous mixture?
5 answers
803 views
Could a molecule contain only one atom? Explain your answer.
1 answer
503 views
Why is graphite considered an element?
2 answers
1,060 views
The air that you breathe is a gas.List other gases that you have heard about in a science class.
1 answer
699 views
When the temperature of the air in a hot air balloon increases, what happens to the volume of the gas?
2 answers
671 views
if Dave is 21 years old 2014 how how old will he be in 2020
2 answers
405 views
Suppose that ice cream consumption per person at parties is normally distributed with a mean of 0.39 gallons, and a standard
2 answers
552 views
HELP HELP PLEASE The University of Townville gives a full scholarship to any student who scores in the top 4% of students on the
1 answer
521 views
why did the king of spain give florida land away to foreigners? I can't find any thing on the internet?
2 answers
344 views
what sound devices does Dickinson employ in the phrase, "too cool for Corn", "But when a Boy, and Barefoot"?
alliteration, slant
2 answers
1,679 views
Please help
find the root(values of x when the expression is equal to zero) 3x^2+21x=0
1 answer
411 views
Discuss the role of advertising in product differentiation and the intent of advertising in altering the firm’s demand curve.
2 answers
1,121 views
A research firm calculated that students who attend University spend about $2,760 each in the local economy for a total of
0 answers
468 views
if Q = 60 − (1/2)P, and MC = 60, which means that MR = 60 how do you work out the price, which then allows you to work out the
0 answers
464 views
A person takes a breath as deep as possible by exhaling as far as possible (leaving a volume of 1.170 L in their lungs), and
0 answers
555 views
A spherical balloon is inflated to a diameter of 20.0 cm. Assume that the gas in the balloon is of atmospheric pressure (101.3
0 answers
694 views
A professor grades students on three tests, four quizzes, and a final examination. Each test counts as two quizzes and the final
0 answers
1,453 views
if the perimeter of a pentagon is 60 com, what must its dimensions be to maximize area?
the pentagon has two sides equal to ecah
0 answers
385 views
A 200.0 N force moves a 120.0 kg crate on a friction less surface from rest to final speed of 9.6 m/s. what is the displacement
1 answer
1,077 views
A sports car has a weight of 9,300 N and can accelerate from rest to a velocity of 30.0 m/s in a measured time of 11s.1)what is
0 answers
527 views
it dorsn't give me a stage
in the second stage, some animals just grow larger.Other change in___________
0 answers
335 views
In the second stage, some animals just grow large. Ohters change in -----------
1 answer
360 views
Hey guys! really need help with this one!!!
On December 31, 1995, a house is purchased with the buyer taking out a 30-year
1 answer
648 views
Two dogs are fighting over a stuffed animal. One pulls to the right with a force of 88 N at 18° above the horizontal. The other
0 answers
759 views
the dart from a high-powered dart gun follows a path given by h(t)=-4t^2+62t+10 where h is the height in inches t seconds after
1 answer
951 views
answers to com 285 final exam
2 answers
402 views
the body mass index ,I,can be used to determine an individuals risk for heart disease. An index less then 25 indicates a low
2 answers
2,113 views
2,500(1.0650)^12=
3 answers
278 views
((media.apexlearning[dot]com/Images/200706/18/c57fe191-1eb3-40c9-9b92-b10afad323f5.gif))
(above is the graph replace dot with .)
1 answer
538 views
A parabolic trough is 3 meters long, one foot across the top and one foot deep. Find the volume of water in the trough in liters
0 answers
606 views
state whether the monopolist would increase or decrease output:
a. Marginal revenue exceeds marginal cost at the output produced.
0 answers
567 views
What is the part of speech of can ride and for in the following sentence.
Jady can ride his new toy tractor now,for he is of
3 answers
555 views
Suppose that the microwave radiation has a wavelength of 12.4 cm. How many photons are required to heat 255 mL of coffee from
1 answer
831 views
?????Two books of mass m1 = 6.9 kg and m2 = 3.8 kg are stacked on a table as shown in the figure below. Find the normal force
2 answers
576 views
Two books of mass m1 = 6.9 kg and m2 = 3.8 kg are stacked on a table as shown in the figure below. Find the normal force acting
1 answer
1,138 views
PLEASE I HAVE NO IDEA WHERE TO START
A quarterback is asked to throw a football to a receiver that is 32.1 m away. What is the
2 answers
1,335 views
Consider a rock that is thrown off a bridge of height 27 m at an angle θ = 24° with respect to the horizontal as shown in the
0 answers
660 views
REPOST PLEASE HELP a rock is thrown horizontally with a speed of 17 m/s from a vertical cliff of height 34 m.
A- I solved for
1 answer
1,109 views
A model rocket is launched straight upward with an initial speed of 60.0 m/s. It accelerates with a constant upward acceleration
0 answers
551 views
The force exerted by the wind on the sails of a sailboat is 370 N north. The water exerts a force of 210 N east. If the boat
1 answer
1,072 views
A quarterback is asked to throw a football to a receiver that is 32.1 m away. What is the minimum speed that the football must
1 answer
694 views
a rock is thrown horizontally with a speed of 17 m/s from a vertical cliff of height 34 m.
A- I solved for t=2.63 B-How far will
0 answers
558 views
A quarterback is asked to throw a football to a receiver that is 32.1 m away. What is the minimum speed that the football must
1 answer
845 views
A driver in a car traveling at a speed of 70 mi/h sees a deer 90 m away on the road. Calculate the minimum constant acceleration
1 answer
1,075 views
______________ is the process of naming broad product-markets and then segmenting these broad product-markets in order to select
0 answers
614 views
different creatures are equipped to live in different places.and moose long ago adapted to bogs and lakes, deer to forests and
1 answer
377 views
thank you for you time i just want to see if i did my work correct.i will put the questions and answers and on the bottom of
5 answers
485 views
Place >, <, or = between each of the following pairs to make true sentence
(a) 4/5 and 120/150 (b) -6/5 and -7/6 (c) -4/20 and
2 answers
495 views
what does trna transport
0 answers
332 views
Name three freshwater resources and 3 ocean water resources and their descriptions
1 answer
479 views
write the expression in the form bi, where b is the real number
squareroot-16 squareroot-25 squareroot-3 squareroot-5
3 answers
1,242 views
Write the correct form of "tener."
13. (yo) ____ dos casas. 14. (él) ______mucho dinero. 15. (ella)_____ poco dinero. 16. (Uds.)
5 answers
1,993 views
what are some good sub- topic/ topic/question and obesity in America?
5 answers
579 views
From a macro-view, what do you believe is the main challenge faced by the U.S. correctional system? How might this issue be
0 answers
476 views
If I say I will give you a penny on the first day, 2 pennies on the second day, 4 pennies on the third day, and I just keep
3 answers
1,403 views
why is NaCl described as a strong electrolyte?
1 answer
524 views
what are some classroom activities for grade 3-6?
4 answers
469 views
Find the equation of the line that passes through (-2,5) and (-6,-3).
1 answer
395 views
Find the equation of the line that passes through (-2,5) and (-6,-3).
0 answers
347 views
which is the subject pronoun, action verb an verb phrase, and direct object (pronoun) in this sentence.
he is giving it to
5 answers
762 views
how do i find "n" if i know the mean,median,mode and range for a set of numbers
0 answers
378 views
how does the structure of DNA help account for the way in wich DNA copies itself
1 answer
694 views
The forecasting method that involves using an average of past observations to predict the future (if the forecaster feels that
1 answer
469 views
can someone please describe the properties and characteristics of fractions without numbers.
Thanks!
0 answers
384 views
If you drop a stone into a well that is d = 128.0 m deep, how soon after you drop the stone will you hear it hit the bottom of
5 answers
3,165 views
Who did the american cowboys learn their skills from during th late 19th century???
1 answer
592 views
Can anyone check this answer out for me...
2(5-6y) = 2 x 5 , 2 x -6 = 10 - 12y or should the 12y appear before the 10 ??? am not
1 answer
600 views
How do limiting factors regulate the growth of populations?
1 answer
839 views