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An ecosystem has experienced a recent decrease in its plant populations. Which of the following is a possible reason for the decline? a. an increase in the number of predators b. a decrease in the number of prey c. a decrease in the available water d. an increase in the available land space
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Updated 2 days ago|8/26/2016 9:14:18 PM
1 Answer/Comment
An ecosystem has experienced a recent decrease in its plant populations. A decrease in the available water is a possible reason for the decline.
Added 2 days ago|8/26/2016 9:14:18 PM
This answer has been confirmed as correct, not copied, and helpful.
Confirmed by jeifunk [8/27/2016 3:26:29 AM]
Which of the following is an example of changing physical capital? A. hiring more workers to do a job B. building extra space in a factory C. switching to cheaper fuel D. lowering workers wages
Weegy: d) the same productivity but higher wages (More)
Question
Updated 2 days ago|8/26/2016 6:47:11 PM
1 Answer/Comment
Building extra space in a factory is an example of changing physical capital.
Added 2 days ago|8/26/2016 6:47:11 PM
This answer has been added to the Weegy Knowledgebase
Which of the following is searching for Earth-sized planets? A. Voyager I B. Discovery missions C. Kepler Space Telescope D. Hubble Space Telescope
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Not Answered
Updated 2 days ago|8/26/2016 12:34:15 PM
1 Answer/Comment
Kepler Space Telescope is searching for Earth-sized planets.
Added 2 days ago|8/26/2016 12:34:15 PM
This answer has been added to the Weegy Knowledgebase
Which of the following is an example of changing physical capital? A. hiring more workers to do a job B. building extra space in a factory C. switching to cheaper fuel D. lowering workers’ wages
Weegy: An automatic teller machine is an example of changing physical capital. (More)
Question
Updated 2 days ago|8/26/2016 11:59:08 AM
1 Answer/Comment
Building extra space in a factory is an example of changing physical capital.
Added 2 days ago|8/26/2016 11:59:07 AM
This answer has been added to the Weegy Knowledgebase
The SI unit of length is the ____________________. a. meter c. inch b. mile d. liter User: A molecule of water (H2O) is made from _____ combining two hydrogen atoms and one oxygen atom. a. physically c. thermally b. ionically d. chemically
Weegy: A molecule of water (H2O) is made from chemically combining two hydrogen atoms and one oxygen atom. User: Which of the following can be formed by physically combining pure substances? a. an element c. a compound b. a mixture d. all of the above User: Which of the following is an example of a gas-liquid mixture? a. the air we breathe c. a helium balloon b. a carbonated drink d. ice cubes User: A substance that is made of atoms of more than one type bound together is called a(n) ____________________ . a. mixture c. emulsion b. compound d. isotope User: The chemical symbol for sulfuric acid is H2SO4. How many atoms are contained in each molecule of sulfuric acid? a. 3 c. 6 b. 5 d. 7 Weegy: there are two hydrogen atoms, one sulfur atom, and 4 oxygen atoms in each molecular unit, for a total of 7 atoms. ? academic ? chem ? dolchem ? html ? comp User: By what means (or force) can the atoms in compounds be separated? a. Physical c. Proximate b. Experimental d. Chemical Weegy: The atoms in compounds can be separated by chemical means. User: Matter is defined as anything that a. can be seen and touched. c. can be weighed. b. has mass and takes up space. d. contains kinetic or potential energy. Weegy: Kinetic energy is best defined as the energy of a body or a system with respect to the motion of the body or of the particles in the system. User: Sound and light are made up of matter. Weegy: Sound and light are made up of matter. FALSE. (More)
Question|Asked by devinprt1
Expert Answered
Asked 2 days ago|8/26/2016 11:28:12 AM
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Why is the Hubble Space Telescope significant? A. It was a famous failure in NASA's history. B. It is the most expensive object ever constructed. C. It has allowed scientists to investigate distant stars and galaxies. D. It has allowed mission control to closely observe astronauts during their missions.
Question
Not Answered
Updated 2 days ago|8/26/2016 9:46:47 AM
1 Answer/Comment
The Hubble Space Telescope is significant because it has allowed scientists to investigate distant stars and galaxies.
Added 2 days ago|8/26/2016 9:46:47 AM
This answer has been confirmed as correct, not copied, and helpful.
Confirmed by Andrew. [8/26/2016 3:36:47 PM]
The first woman in space was A. Christa McAuliffe. B. Teresa Broz. C. Valentina Tershkova. D. Sally Ride.
Weegy: The first woman in space was Valentina Tereshkova. (More)
Question
Updated 2 days ago|8/26/2016 8:39:24 AM
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What is volume? A. half of the density of a substance B. the amount of matter in a substance C. twice the amount of mass of a substance D. the amount of space a substance takes up
Question
Updated 2 days ago|8/26/2016 7:42:31 AM
1 Answer/Comment
Volume is the amount of space a substance takes up.
Added 2 days ago|8/26/2016 7:42:31 AM
This answer has been confirmed as correct, not copied, and helpful.
Confirmed by jeifunk [8/26/2016 11:26:01 AM]
In sculpture in the round, the division of positive and negative space is dependent on the _______________________ a. technique and materials used by the artist. b. artist’s perspective. c. focus and interest of the viewer. d. angle the sculpture is being viewed from.
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Updated 2 days ago|8/26/2016 6:50:13 AM
1 Answer/Comment
In sculpture in the round, the division of positive and negative space is dependent on the angle the sculpture is being viewed from.
Added 2 days ago|8/26/2016 6:50:13 AM
This answer has been confirmed as correct, not copied, and helpful.
Confirmed by jeifunk [8/26/2016 10:46:02 AM]
Which of the following is supportive evidence of the big bang theory? A. pulsars B. cosmic microwave background radiation C. galactic clusters D. the different shapes of galaxies
Weegy: Cosmic microwave background radiation is supportive evidence of the Big Bang Theory. User: Most asteroids lie between the orbits of A. Jupiter and Saturn. B. Mars and Jupiter. C. Jupiter and Neptune. D. Mars and Earth. Weegy: Some asteroids can be found between the orbits of Mars and Jupiter. User: A Hertzsprung-Russell diagram is used to show the relationship between A. absolute magnitude and apparent magnitude. B. temperature and absolute magnitude. C. parallax and temperature. D. apparent magnitude and parallax. Weegy: A Hertzsprung-Russel diagram is used to show the relationship between temperature and absolute magnitude. User: The mass of a star can be determined by studying A. the wavelength of light emitted by the star. B. the color of the star. C. Kepler's laws. D. binary star systems. Weegy: The mass of a star can be determined by studying binary star systems. (More)
Question
Updated 3 days ago|8/26/2016 1:54:22 AM
0 Answers/Comments
Why is the Hubble Space Telescope significant? A. It was a famous failure in NASA's history. B. It is the most expensive object ever constructed. C. It has allowed scientists to investigate distant stars and galaxies. D. It has allowed mission control to closely observe astronauts during their missions.
Question
Not Answered
Updated 3 days ago|8/25/2016 11:01:52 PM
1 Answer/Comment
The Hubble Space Telescope is significant because it has allowed scientists to investigate distant stars and galaxies.
Added 3 days ago|8/25/2016 11:01:52 PM
This answer has been confirmed as correct, not copied, and helpful.
Confirmed by jeifunk [8/26/2016 1:50:12 AM]
What effect did the Cold War have on the American space program? A. High levels of military spending deterred scientific research. B. The need for nuclear weapons led to less sophisticated rocket technology. C. American and Soviet scientific cooperation lessened political tension. D. Competition with the Soviet Union spurred American space missions.
Question
Not Answered
Updated 3 days ago|8/25/2016 5:55:12 PM
1 Answer/Comment
Competition with the Soviet Union spurred American space missions- was the effect that the Cold War had on the American space program. 
Added 3 days ago|8/25/2016 5:55:12 PM
This answer has been confirmed as correct, not copied, and helpful.
Confirmed by Andrew. [8/26/2016 8:38:16 AM]
In which decade did the U.S. commit to and achieve the goal of landing an astronaut on the Moon? A. 1940s B. 1960s C. 1980s D. 1990s User: How far has manned space exploration reached? A. Mars B. Jupiter C. the Moon D. Earth's orbit
Weegy: Manned space exploration has reached as far as the Moon. User: How would the Kepler Space Telescope assist in the Search for Extraterrestrial Intelligence (SETI)? A. by taking pictures of alien spacecraft B. by finding planets on which aliens could live C. by estimating the number of stars in the galaxy D. by finding stars like our Sun that may have planets Weegy: How would the Kepler Space Telescope assist in the Search for Extraterrestrial Intelligence (SETI)? D. by finding stars like our Sun that may have planets User: Compared to the Apollo program, the Space Shuttle has been A. a complete failure. B. much more successful. C. considered a mixed success. D. able to explore much more of the solar system. Weegy: A. a complete failure. User: The first person in space was from which country? A. France B. England C. Soviet Union D. United States (More)
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Updated 3 days ago|8/25/2016 2:22:20 PM
1 Answer/Comment
The first person in space was from the Soviet Union.
Added 3 days ago|8/25/2016 2:22:20 PM
An animal in which the space between the body wall and gut is completely filled with tissues and organs is called a
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Updated 3 days ago|8/25/2016 2:17:33 PM
1 Answer/Comment
An animal in which the space between the body wall and gut is completely filled with tissues and organs is called an acoelomate.
Added 3 days ago|8/25/2016 2:17:33 PM
This answer has been confirmed as correct, not copied, and helpful.
Confirmed by Andrew. [8/25/2016 9:13:27 PM]
The Space Race was started in response to the concern that the Soviet Union had
Question
Not Answered
Updated 3 days ago|8/25/2016 1:36:09 PM
1 Answer/Comment
The Space Race was started in response to the concern that the Soviet Union had launched Sputnik 1.
Added 3 days ago|8/25/2016 1:36:09 PM
This answer has been confirmed as correct, not copied, and helpful.
Confirmed by Andrew. [8/25/2016 7:37:57 PM]
Which of the following is searching for Earth-sized planets? A. Voyager I B. Discovery missions C. Kepler Space Telescope D. Hubble Space Telescope
Question
Not Answered
Updated 3 days ago|8/25/2016 1:03:54 PM
1 Answer/Comment
Kepler Space Telescope is searching for Earth-sized planets.
Added 3 days ago|8/25/2016 1:03:54 PM
This answer has been confirmed as correct, not copied, and helpful.
Confirmed by Andrew. [8/25/2016 7:32:08 PM]
The first person in space was from which country?
Question
Not Answered
Updated 3 days ago|8/25/2016 12:31:05 PM
1 Answer/Comment
The first person in space was from Russia.
Added 3 days ago|8/25/2016 12:31:05 PM
This answer has been confirmed as correct, not copied, and helpful.
Confirmed by yumdrea [8/25/2016 12:37:35 PM]
According to the big bang theory, the entire universe began as a A. supernova explosion. B. cool, dark expansive nebula. C. dense, hot, supermassive ball. D. scattered band of space dust.
Weegy: C. The Big Bang Theory says that the universe began when an incredibly dense, hot singularity expanded rapidly. [ As the universe expanded, it cooled which allowed the formation of the subatomic particles that were necessary to create atoms that are still around today. ] User: Which process produces rising air when mountains push the air upward? A. orographic lifting B. localized convective lifting C. frontal wedging D. convergence Weegy: A. orographic lifting produces rising air when mountains push air upward User: One reason that life as we know it is unlikely to exist on Venus is because A. the surface temperature is too high. B. the surface temperature is too low. C. the surface has too much ice covering it. D. there is no atmosphere. (More)
Question
Not Answered
Updated 3 days ago|8/25/2016 12:17:52 PM
2 Answers/Comments
According to the big bang theory, the entire universe began as a dense, hot, supermassive ball.

Added 3 days ago|8/25/2016 12:17:47 PM
One reason that life as we know it is unlikely to exist on Venus is because the surface temperature is too high.
Added 3 days ago|8/25/2016 12:17:50 PM
does gas only have mass?
Weegy: No, gas has volume as well. Since gas is a matter, so like every matter, gas will take up space. (More)
Question
Expert Answered
Asked 3 days ago|8/25/2016 11:38:14 AM
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What does the term nucleosynthesis refer to? A. the creation of atomic nuclei B. the formation of galactic nuclei C. the start of nuclear reactions inside stars D. the production of dark energy through nuclear fusion
Weegy: Nucleosynthesis refer to : the creation of atomic nuclei. User: Compared to a stationary galaxy, light from a galaxy that is moving toward Earth will appear _____. A. bluer B. redder C. the same Weegy: Compared to a stationary galaxy, light from a galaxy that is moving toward Earth will appear bluer. User: In the raisin bread analogy, what does the dough represent? A. stars B. galaxies C. black holes D. interstellar space User: A(n) _____ universe expands forever. A. open B. closed C. oscillating D. redshifted Weegy: An oscillating universe expands forever. User: During the first _____ of the universe's history, atoms could not exist. A. second B. 3 minutes C. 157 hours D. 45 months \ Weegy: During the first three minutes of the universe's history, atoms could not exist. User: According to the Hubble law, a galaxy twice as far from Earth will be moving away approximately _____. A. half as fast B. twice as fast C. four times as fast D. at the same speed Weegy: According to the Hubble law, a galaxy twice as far from Earth will be moving away approximately twice as fast. (More)
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Expert Answered
Asked 3 days ago|8/25/2016 9:35:01 AM
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