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Water
Questions (71)
A spherical balloon has a circumference of 19 cm. What is the approximate surface area of the balloon to the nearest square
3 answers
169 views
Gardeners would need to use 960 Newtons of force to lift a potted tree 45 centimeters onto a deck. Instead, they set up a lever.
2 answers
186 views
When two charged particles are moving toward each other, their velocities decrease until they eventually come to a stop. What
1 answer
111 views
If the amount of A is 30% in a strand of DNA, what will be the % of G?
3 answers
458 views
1. What is the are of the trapezoid? The diagram is not drawn to scale.
Width 7 Height 5 Base 5 60 cm^2 85 cm^2 12 cm^2 30 cm^2
1 answer
87 views
The figures below are similar.
Figure 1: 28 yd Figure 2: 8 yd What are a) the ratio of the perimeters and b) the ratio of the
1 answer
159 views
4. What is the area of a regular octagon with a side of 8 in.? Round the answer to the nearest tenth.
A. 443.4 in^2 B. 618.0 in^2
1 answer
89 views
1. What should a good interface design incoporate?
A. A very long but detailed menu system B. Icons and functionalities the
3 answers
127 views
1. What is the area of the trapezoid? The diagram is not scale.
Height: 5 cm Base: 5 cm Width: 7 cm A. 60 cm^2 B. 85 cm^2 C. 12
1 answer
115 views
Enter your answer and show all the steps that you use to solve this problem in the space provided.
The diameter of a basketball
4 answers
147 views
For the following question, find the volume of the given prism. Round to the nearest tenth if necessary.
Width: 12.1 cm Width:
3 answers
146 views
1. All of the following are reasons the Cold War between the West and the Soviet Union began EXCEPT:*
5 points Communist and
1 answer
71 views
1. All of the following are reasons the Cold War between the West and the Soviet Union began EXCEPT:*
5 points A. Communist and
3 answers
104 views
2. What were some ways Western countries adopted to combat the Communist threat? (Select all that apply)*
5 points A. The United
3 answers
124 views
2. What were some ways Western countries adopted to combat the Communist threat? (Select all that apply)*
5 points A. The United
1 answer
96 views
3. Based on the map, why was the division of the city of Berlin a key issue during the Cold War?*
5 points A. Because Berlin is
3 answers
114 views
2. What were some ways Western countries adopted to combat the Communist threat? (Select all that apply)*
5 points A. The United
1 answer
110 views
7. Japan's recovery after WWII was a result of what?*
5 points A. American aid during and after the occupation of Japan. B. The
3 answers
123 views
8. How did the Korean War lead to greater tension between the Western Nations and China?*
5 points A. Communist China refused to
2 answers
172 views
9. The United States became involved in the civil war in Vietnam because:*
A. The U.S. Government believed that if Vietnam fell
1 answer
125 views
"In the West today, we see a free world that has achieved a level of prosperity and well-being unprecedented in all human
1 answer
106 views
12. In 1969, ___________ became Israel's first woman prime minister.*
A. Agatha Christie B. Golda Meir C. Judi Dench D. Anastasia
3 answers
82 views
13. In what nations other than Iran were oil resources found? Select all that apply.*
5 points A. Iraq B. Saudi Arabia C. Kuwait
1 answer
97 views
14. In the Middle East, only Israel and ________ had stable multiparty systems.*
A. Agrabah B. Jordan C. Saudia Arabia D. Turkey
3 answers
114 views
15. _________ became the first Arab leader to make peace with Israel.*
A. Gamal Abdel Nasser B. Anwar Sadat C. Hosni Mubarak D.
4 answers
82 views
16. Modern Israel was established in 1948 under the ______________________.*
A. United Nations Partition Plan B. Treaty of
1 answer
103 views
17. During the Lebanese Civil War, __________ and _________ militias, or armed groups of citizen soldiers, battled each other.*
A
2 answers
178 views
18. After Saddam Hussein's overthrow in Iraq, peace in the country was quickly found.*
True False
1 answer
84 views
3. A department store sells small boxes in which customers can store potpourri. The diagram below shows one of the boxes. The
1 answer
208 views
Use formulas to find the lateral area and surface area of the given prism. Round your answer to the nearest whole number. The
1 answer
107 views
5. Find the surface area of the cylinder to the nearest whole number. The figure is not drawn to scale.
Height: 13 in. Length: 11
3 answers
189 views
7. The lateral area of a cone is 612pi cm^2. The radius is 14.2 cm. What is the slant height to the nearest tenth of a
1 answer
105 views
8. What are the lateral arear and the surface area of the cone shown below? Round the answers to the nearest tenth. The figure
1 answer
114 views
What is the volume of the given prism? Round the answer to the nearest tenth of a centimeter. The figure is not drawn to scale.
H
1 answer
163 views
A rectangular pyramid fits exactly on top of a rectangular prism. The prism has a length of 15 cm, a width of 5 cm, and a height
1 answer
126 views
What is the volume of the sphere? Round the answer to the nearest cubic unit.
Radius: 18 cm A. 3,054 cm^3 B. 339 cm^3 C. 763 cm^3
1 answer
84 views
The volume of a sphere is 4,000pi m^3. What is the surface area of the sphere to the nearest square meter?
A. 2,614 m^2 B. 3,836
1 answer
88 views
4. How did the European Union help to avert economic disaster after the 2009 global economic crisis?
A. They lifted tariffs on
1 answer
88 views
5. Russia rebuilt its economy mainly by shifting its focus to producing oil and gas exports to European countries.
True False
2 answers
73 views
7. What conclusions can be drawn about Developed vs. Developing Nations based on the following graph? (Select all that apply)
A.
1 answer
110 views
9. How did Wangari Maathai help to bring positive change to Kenya?
A. She won the Nobel Prize, bringing international attention
1 answer
113 views
"Today, all of us do, by our presence here, and by our celebrations . . . confer glory and hope to newborn liberty. Out of the
2 answers
123 views
11. Name and describe one risk and one benefit of globalization and interdependence. Write in complete sentences.
2 answers
89 views
16. Half of the world's population live on less than $2 a day.
True False
2 answers
83 views
17. In _________, UN members approved the Universal Declaration of Human Rights. It stated that every person is entitled to
1 answer
84 views
18. The very first vaccine was created to prevent
A. Polio B. Influenza C. Tetanus D. Ebola
1 answer
89 views
6. What led to violence in the Caucasus region of Russia? What was Russia's reaction to the rebellion? Cite evidence to support
2 answers
81 views
Which statement best describes the refraction of light as it moves from air to glass?
* 1 point Light undergoes diffraction due
2 answers
211 views
A mechanic wants to use a compound pulley to lift a go-kart from the ground to work table, a distance of 1.2 meters. Without the
1 answer
152 views
What is the advantage of class 3 lever?(1 point)
Responses It decreases the distance over which force needs to be applied. It
1 answer
114 views
A team of students builds a lever as a science project. They expend 10,300 Joules of energy to lift some bricks with the lever.
2 answers
139 views
6 of 306 of 30 Items
6 of 306 of 30 Items Question The gravitational force of a lunar rover is 1,607.2 Newtons on Earth. What
1 answer
94 views
Which sentence best describes how a self-directed learner might investigate gravity?(1 point)
Responses She would only repeat a
2 answers
168 views
Which sentence best describes a self-directed learner?(1 point)
Responses She uses her own initiative to set learning goals, find
2 answers
157 views
Which student is using innovative problem-solving to investigate potential energy and kinetic energy?(1 point)
Responses Lisa
2 answers
144 views
How much more kinetic energy does a 6-kilogram bowling ball have when it is rolling at 16 mph (7.1 meters per second) than when
1 answer
115 views
Where do the forces that make atoms interact come from?(1 point)
Responses from the electric fields of neutral molecules from the
1 answer
86 views
A bar magnet is held in place while another bar magnet is placed near it. The second bar magnet spins around and attaches to the
1 answer
103 views
Which of the following factors would decrease the magnetic field strength of an electromagnet?(1 point)
Responses using an iron
4 answers
100 views
What happens when thermal energy is applied to water?(1 point)
Responses Its molecules gain kinetic energy. Its molecules gain
2 answers
126 views
What is the best description of heat?(1 point)
Responses thermal energy thermal energy the transfer of potential energy from one
1 answer
92 views
What is the relationship between heat and thermal conductors?(1 point)
Responses Thermal conductors impede heat, the transfer of
1 answer
125 views
Which scenario shows radiation?(1 point)
Responses Air warmed by a floor radiator rises to the top of a room, forcing cooler air
3 answers
119 views
Which pair of objects will have an attractive electric force?
Pair Object 1 Charge Object 2 Charge A -2 -1 B -3 +1 C +3 +1 D +1
1 answer
111 views
How does the structure of atoms in a substance determine the substance’s conductivity?(1 point)
Responses If an atom’s outer
1 answer
101 views
Students build four electromagnets and test them by picking up metal tacks. Here are their partial results.
12 coils 4 tacks 24
1 answer
117 views
How do electromagnets cause a maglev train to levitate above the track? (1 point)
Responses Magnets in the track and magnets in
1 answer
100 views
Which combination of frequencies would produce the lowest beat frequency?(1 point)
Responses 10 Hz and 20 Hz 10 Hz and 20 Hz 500
1 answer
89 views
Which statement about the effect of temperature on the speed of sound is correct?(1 point)
Responses As temperature increases,
1 answer
107 views
Which forms of electromagnetic radiation are arranged in order of increasing energy?
(1 point) Responses microwaves, infrared,
2 answers
153 views
A student is using a weak computer to design a logo. If the weak computer is the only constraint, should the student use the
1 answer
86 views
