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Questions (108)
Write 0.000000065 in scientific notation.
1 answer
27 views
What were villas?
1 answer
60 views
What is dialogue?
1 answer
20 views
Which were characteristics of Alexander the Great's empire? Select the two correct answers.
1 answer
54 views
five buses need three trips to take 450 students to the stadium to watch a concert. How many trips will it take three buses to
2 answers
1,030 views
Mass of empty bottle is 409g,and mass of bottle filled with water is 1150g,and mass of the bottle containing air is 410g;what
2 answers
679 views
Under partial variation :x is partly constant and partly varies with y ,when y=3, x=7 and when y=6, x=9.find the relationship
1 answer
631 views
Act I, Scene 3, pages 651 - 654 in the purple literature book. Describe what is going on in this scene. Be sure to name the two
0 answers
353 views
What’s the temperature inside a sealed 22.4 L flask which contains 2.5 grams of hydrogen gas at 35.3 psi?
1 answer
431 views
Now do I start off 3rd paragraph of essay. I did the transition sentence in other one
1 answer
428 views
Write the ratio as a fraction in lowest terms.
1 1/7 to 3 1/4
4 answers
2,398 views
Good evening. I posted a math question earlier that I never received any help on because someone posted something inappropriate.
3 answers
795 views
Ricardo has a $50.00 gift card for an electronics Store. He also has a coupon good for $10 off his Purchase. Let a represent the
7 answers
1,733 views
In what levels are producers and tertiary consumers, respectively found in an energy pyramid?
I am kind of lost on how I am
6 answers
960 views
Which level of consumer is an owl in the following chain: grass, cricket, mouse, and owl?
I do not know understand this at all
3 answers
820 views
What factor is described when low water levels are causing animals to die from dehydration?
I am confused on this. Please help. I
1 answer
504 views
Mrs. Sue,
I have a math question if you can please help me on this. I am confused. I am doing coordinates. If I have a theater at
5 answers
646 views
Good evening everyone. I am very confused on how to work on the below problem.
Ingrid walked her dog and washed her car. The time
7 answers
876 views
Calculate the maximum number of unpaired electrons that can be placed in a 6d subshell
1 answer
660 views
Hello I need to ask a question. This is all new to me as we are just learning this in school.
How would I write an inequality
9 answers
529 views
Good evening. I have a problem in English Language Arts. I have to write a poem.
The instructions are as follows: Write a short
1 answer
832 views
Combine like terms.
7a square root 2 - a square root 2 + 16= My answer would be as follows: 7a square root 2 + 16 Can you please
5 answers
504 views
Combine like terms.
6b plus 7b-10= Would I add 6b + 7b=13b-10 13b-10=3b? Would this be correct? Please advise.
6 answers
882 views
Combine like terms.
32y plus 5y= I don't know what to do. I don't understand this. Please help.
4 answers
656 views
Question.
I have some math problems that I really need help with and this is all new to me. The direction are as follows: Combine
7 answers
669 views
Evaluate the following expression: (2 x 3)>2 - 5>2
The answer I got was 11...How I got this answer was 6 x 6 = 36 and 5 x 5 = 25
1 answer
488 views
Use the distributive property to write an expression that is equivalent to the example below:
5(2x + 7) I think my answer is...
1 answer
2,316 views
Which of the following is equivalent to the expression 6m + 3?
A)2(3m + 3) B)3(2m + 1) C)3(2m + 3) D)6(m + 3) The answer I got
7 answers
6,485 views
How do you write at least 6 fractions from the below ingredients list that serves 4 people.
1 cup all-purpose flour 2 eggs 1/2
4 answers
702 views
I really need help with this please help me.
360 kilometers is 24% of ______kilometers
1 answer
719 views
Write each percent as a fraction and as a decimal.
7. 72% full 72/100 or .72 9. 500% increase Would it be 500/100 or 500/1000?
1 answer
1,308 views
The above is an article which I had to read for homework and one of the questions that I have to answer is as follows:
Which
1 answer
550 views
For many years it was believed by geologists that the location of the continents was fixed.These scientists believed that the
6 answers
874 views
When looking at the problem given in the Video Example 84 –Factoring Out the Opposite of the GCF, located in the media section
1 answer
711 views
a woman drove a distance of 240km on the return journey she drove 20km/h faster and took two hnurs less. what was her speed on
2 answers
747 views
how many hours will it take Wendy to make 4 2/3 batches of cookies if she can make 1 1/3 batches in 1 hour
2 answers
857 views
please balance this chemical equation iron +oxygen > iron (III) oxide +energy
Fe + O2> Fe2 O3 + heat and light
2 answers
859 views
The novel to kill a mockingbird feature a main character named scout. Scout is also the voice that tells the story. What point
18 answers
5,154 views
If you live only 800m away from the school. If she leaves her home at the sametime as Constance, how many minutes before
1 answer
584 views
If you live 3,5 km away from school. How long will it take you to walk to school
1 answer
495 views
Why are the fossils kept in a glass box in the museum?
6 answers
3,941 views
Find the range and the standard deviation (correct to two decimal places).
77, 89, 96, 96, 102
1 answer
920 views
Jared has decided that he wants to build enough retirement wealth that, if he invests at 8% per year (compounded monthly), will
2 answers
632 views
Mark has won a contest in which he will receive $10,000 at the end of each of the next 10 years and then $20,000 a year for the
1 answer
765 views
You borrow $150,000 to purchase a new house. The bank offers you a special 20 year loan with a 7% interest rate and you will
1 answer
834 views
Marisol is painting on a piece of canvas that has an area of 180 square inches. The length of the Painting is 1 1/4 times the
2 answers
1,957 views
Marisol is painting on a piece of canvas that has an area of 180 square inches. The length of the Painting is 1 1/4 times the
1 answer
872 views
If I swam 30 meters in 16 seconds how would I express this in a fraction? 16/30 or 30/16 and why?
1 answer
607 views
Consider the static equilibrium diagram below. What is the net force acting along the positive x-axis?
1 answer
794 views
In the process of electrolysis, electrical power is used to separate water into oxygen and hydrogen molecules via the reaction:
H
0 answers
616 views
A "quick picture" is an estimate than?
5 x 2.7 ..... 5 x 3= 15 Its been a long time since elementary school and I do not remember
1 answer
677 views
How do you use a "quick picture" to find 5 x 2.7.
1 answer
493 views
An analysis for copper was performed on two pure solids. One solid was found to contain 43.0% copper; the other contained 32.0%
3 answers
1,028 views
How do I find the unknown digit to make this statement true 2.48 > 2.4 ____1 > 2.463
7 answers
1,457 views
The drawing shows six point charges arranged in a rectangle. The value of q is 9.27 µC, and the distance d is 0.17 m. Find the
2 answers
2,223 views
Two particles each have a mass of 5.5 10-3 kg. One has a charge of +4.8 10-6 C, and the other has a charge of -4.8 10-6 C. They
0 answers
507 views
The skateboarder in the drawing starts down the left side of the ramp with an initial speed of 5.4 m/s. If nonconservative
0 answers
1,027 views
In attempting to pass the puck to a teammate, a hockey player gives it an initial speed of 1.1 m/s. However, this speed is
0 answers
1,213 views
One of the new events in the 2002 Winter Olympics was the sport of skeleton (see photo). Starting at the top of a steep, icy
1 answer
1,934 views
The skateboarder in the drawing starts down the left side of the ramp with an initial speed of 5.4 m/s. If nonconservative
1 answer
1,115 views
A 7410-kg satellite has an elliptical orbit, as in the figure. The point on the orbit that is farthest from the earth is called
1 answer
774 views
A fighter jet is launched from an aircraft carrier with the aid of its own engines and a steam-powered catapult. The thrust of
1 answer
1,310 views
A 0.069-kg arrow is fired horizontally. The bowstring exerts an average force of 65 N on the arrow over a distance of 0.95 m.
1 answer
818 views
A cable lifts a 1060-kg elevator at a constant velocity for a distance of 39 m. What is the work done by each of the following?
1 answer
671 views
Each of the space shuttle's main engines is fed liquid hydrogen by a high-pressure pump. Turbine blades inside the pump rotate
0 answers
1,175 views
Suppose the surface (radius = r) of the space station in the figure is rotating at 38.6 m/s. What must be the value of r for the
1 answer
704 views
The blade of a windshield wiper moves through an angle of 90.0° in 0.31 s. The tip of the blade moves on the arc of a circle
1 answer
714 views
In the figure below, an object, after being released from its circular path, travels the distance OA in the same time it would
1 answer
2,296 views
The drawing shows a wire tooth brace used by orthodontists. The topmost tooth is protruding slightly, and the tension in the
1 answer
1,065 views
The helicopter in the drawing is moving horizontally to the right at a constant velocity. The weight of the helicopter is W =
0 answers
610 views
In the drawing, the weight of the block on the table is 384 N and that of the hanging block is 195 N. Ignore all frictional
0 answers
553 views
What is an open and closed sytem refer to in chemistry?
thanks!
1 answer
491 views
An electron is a subatomic particle (m = 9.11 10-31 kg) that is subject to electric forces. An electron moving in the +x
0 answers
622 views
A 1720-kg car is traveling with a speed of 15.0 m/s. What is the magnitude of the horizontal net force that is required to bring
1 answer
1,141 views
A 1720-kg car is traveling with a speed of 15.0 m/s. What is the magnitude of the horizontal net force that is required to bring
1 answer
1,109 views
Several people are riding in a hot-air balloon. The combined mass of the people and balloon is 328 kg. The balloon is motionless
0 answers
662 views
Three uniform spheres are located at the corners of an equilateral triangle. Each side of the triangle has a length of 3.10 m.
1 answer
701 views
A space traveler weighs 635 N on earth. What will the traveler weigh on another planet whose radius is three times that of earth
1 answer
1,271 views
(a) Calculate the magnitude of the gravitational force exerted on a 488-kg satellite that is a distance of 1.95 times earth
1 answer
774 views
A bowling ball (mass = 7.2 kg, radius = 0.14 m) and a billiard ball (mass = 0.40 kg, radius = 0.028 m) may each be treated as
1 answer
885 views
Airplane flight recorders must be able to survive catastrophic crashes. Therefore, they are typically encased in crash-resistant
1 answer
753 views
When a parachute opens, the air exerts a large drag force on it. This upward force is initially greater than the weight of the
1 answer
720 views
A 1720-kg car is traveling with a speed of 15.0 m/s. What is the magnitude of the horizontal net force that is required to bring
1 answer
523 views
During a circus performance, a 64-kg human cannonball is shot out of an 17-m-long cannon. If the human cannonball spends 0.99 s
1 answer
572 views
The speed of a bobsled is increasing because it has an acceleration of 2.4 m/s2. At a given instant in time, the forces
2 answers
4,272 views
6. –/1.5 points CJ8 4.P.014. My Notes | .
Question Part Points Submissions Used 1 2 –/1 –/0.5 0/7 0/1 Total –/1.5 When a
1 answer
589 views
When a parachute opens, the air exerts a large drag force on it. This upward force is initially greater than the weight of the
1 answer
642 views
A car drives straight off the edge of a cliff that is 60 m high. The police at the scene of the accident observed that the point
2 answers
632 views
The 1994 Winter Olympics included the aerials competition in skiing. In this event skiers speed down a ramp that slopes sharply
1 answer
636 views
A volleyball is spiked so that it has an initial velocity of 14 m/s directed downward at an angle of 58° below the horizontal.
1 answer
609 views
On a spacecraft two engines fire for a time of 555 s. One gives the craft an acceleration in the x direction of ax = 5.10 m/s2,
0 answers
529 views
A meteoroid is speeding through the atmosphere, traveling east at 14.8 km/s while descending at a rate of 12.5 km/s. What is its
0 answers
385 views
A meteoroid is speeding through the atmosphere, traveling east at 14.8 km/s while descending at a rate of 12.5 km/s. What is its
0 answers
447 views
In reahcing her destination, a backpacker walks with an average velocity of 1.29 m/s, due west. This average velocity results
1 answer
581 views
A cube of ice is taken from the freezer at -8.5 degrees celsius and placed in a 100 gram aluminum calorimeter filled with 300
1 answer
1,328 views
What is the LCM AND GCF OF 369 AND 3075
1 answer
383 views
two dice are rolled. their sum is recorded. what is the probability that their sum is between five and ten?
0 answers
433 views
Given that an arithmetic sequence has a common difference of 5 and sum of the first 10 terms is 245, the first term is?
1 answer
762 views
What are the ethical standards in policing? I'm not exactly understanding what they mean by this
1 answer
1,006 views
solve by elimiation
2r - 9s = -17 9r + 2s = 51
1 answer
390 views
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