Sunday
December 4, 2016

# Search: Earth/Space Science

Number of results: 39,214

Science
Why doesn't the space station fall toward the earth, instead of remaining in space? a) It is beyond the earth's gravitational pull. B) The earth's gravity is balanced out by the attraction of the sun and other planets. C) Centrifugal force keeps it up. D) It does fall toward ...
September 11, 2011 by John

Science
Karen is studying types of spacecraft. Which of these spacecraft can people use to travel to and from orbits close to Earth? A)space probe B)space shuttle C)space station D)space telescope I think the answer is C.

science
When astronauts travel into space, they can still see Earth and the moon. why is this possible? A. The sun shines in the windows of their space vehicle. B. They view earth and moon through a telescope. C. The sun's light reflects off earth and the moon. D. The astronauts look ...
March 27, 2010 by Anonymous

Physics
The space shuttle is in a 3e+5 m high orbit over the earth. The radius of the earth is 6.37e+6 m, the mass of the earth is 5.98e+24 kg. What is the distance from the center of the earth to the space shuttle? I don't know whether I would double the radius and the add the height...
January 31, 2015 by Carly

Physics: Astronauts and space
When out in space in International Space Station (ISS), Astronauts experience weightlessness. The ISS’s orbit is 354 km (that is 3.54 x 105 m) above the surface of the earth.The distance separating the center of the earth from the center of the ISS is then approximately ...
April 19, 2010 by HELP ME!!

Physics
When out in space in International Space Station (ISS), Astronauts experience weightlessness. The ISS’s orbit is 354 km (that is 3.54 x 105 m) above the surface of the earth. The distance separating the center of the earth from the center of the ISS is then approximately ...
September 8, 2011 by Elisabeth

phys science
A space shuttle orbits at an altitude of approximately 200km above the surface of the Earth. If the radius of the Earth itself is 6380 km, what’s the acceleration due to gravity at the altitude of the space shuttle?
July 18, 2011 by josh

The space shuttle orbits at a distance of 335 km above the surface of the Earth. What is the gravitational force (in N) on a 1.0 kg sphere inside the space shuttle. Assume that the mass of the Earth is 5.98x1024 kg and the radius of the Earth is 6370 km Compare (as %) the ...
November 25, 2011 by ...

science
Objects take up space and move through space different ways. Scientists use these differences to make models. For example, how a rubber band stretches helps you "see" the force acting on it. How could you use space relationships to model Earth and its moon?
March 24, 2010 by Anonymous

science
A space probe of the surface of Mars sends a radio signal back to the Earth, a distance of 3 x 1010 km. Radio waves travel at the speed of light (3.00 x 108 m/s). How far away is the space probe? How many seconds does it take for the signal to reach the Earth? How many hours ...
February 4, 2012 by Anonymous

math
the international space station orbits 350 km above earth's surface. earth's radius is about 6370 km.use the pythagorean theorem to find the distance from the space station to earth's horizon.
February 18, 2012 by tee

physics
A 2130-kg space station orbits Earth at an altitude of 455 km. Find the magnitude of the force with which the space station attracts Earth. The mass and mean radius of Earth are 5.98 × 1024 kg and 6370 km, respectively
November 7, 2012 by mike

A 2130-kg space station orbits Earth at an altitude of 455 km. Find the magnitude of the force with which the space station attracts Earth. The mass and mean radius of Earth are 5.98 × 1024 kg and 6370 km, respectively.
November 29, 2012 by Mike

Earth and Space Science
which is closer to earth a moon or galaxy?
March 23, 2013 by Stephanie

Earth Space
Which branches of earth science would the hydrosphere interact with? I said biosphere, atmosphere, and geosphere. Is that correct?
August 7, 2013 by Bryce

science
imagine you are in a spaceship flying from the earth - describe what you see from the space and how you feel as it moves out of the gravitation pull of earth?
August 25, 2010 by sarthak

science
imagine you are in a spaceship flying from the earth - describe what you see from the space and how you feel as it moves out of the gravitation pull of earth?
August 25, 2010 by sarthak

Physics
When out in space in International Space Station (ISS), Astronauts experience weightlessness. The ISS’s orbit is 354 km (that is 3.54 x 105 m) above the surface of the earth (You can get more educational NASA resources from: The distance separating the center of the earth ...
September 8, 2011 by Ronda

physics
The Earth’s radius is about 6380 km. The space shuttle is orbiting about 275.0 km above Earth’s surface. If the average speed of the space shuttle is 23500 km/h, find the time required for it to circle Earth.
November 11, 2012 by Jacky

Science
Can someone please please help me? I don't have a text book, i have a online book and it isn't working. Can someone please be nice and help me? Science isn't my subject! 1. Why is Earth’s temperature just right for life? (1 point) Earth’s core is hot enough to heat Earth...
January 21, 2014 by Mandy

space
What is the value of g for space-shuttle territory , about 200km above the Earth's surface. Data: Earth's mass is 6x10^24kg, and radius is 6380 km
September 12, 2010 by hov

english part 1
Which of the following best expresses the writer's main idea in “Single Room, Earth View”? A. Space exploration leads to human progress. B. Space travel offers a unique view of Earth. C. Astronauts are highly trained scientists. D. Pollution is endangering Earth.
February 13, 2014 by Wahab

physics
The Earth’s radius is about 6380 km. The space shuttle is orbiting about 300.1 km above Earth’s surface. If the average speed of the space shuttle is 25700 km/h, ﬁnd the time required for it to circle Earth. Answer in units of h
September 28, 2011 by joselyne

Math
Radius of earth 3,959 miles Space shuttle orbits 200 miles above earths Surface Space shuttle completes 220 degrees of a Revolution around earth in one day What is the average speed of the space Shuttle
October 21, 2012 by Chris

Math
Radius of earth 3,959 miles Space shuttle orbits 200 miles above earths Surface Space shuttle completes 220 degrees of a Revolution around earth in one day What is the average speed of the space Shuttle
October 21, 2012 by Chris

Earth/Space Science
In many ways, the floor of oceans is no better explored than space. Why could discoveries such as life around deep-sea hotspots not be investigated until the past few decades?
March 22, 2012 by Carmen

science science science science science science
The moon orbits around the earth.Which of the following keeps the moon traveling in the same path each time it orbits the earth? A.energ from the surroundings B.Pull of gravity between the moon and the earth C.orbits in space are pushing the moon towards the earth D.the winds ...
April 18, 2007 by Hot stuff

The radius of Earth is 6,371 kilometers. A space shuttle orbits 315 kilometers above the surface of Earth. The space shuttle completes 240° of a revolution around Earth in one hour. What is the average speed of the space shuttle? Choose the closest answer. Please help both ...
December 5, 2012 by Chris

Science
1.)Why is Earth’s temperature just right for life? (1 point) A.)Earth’s core is hot enough to heat Earth’s surface. B.)Earth’s magnetic field creates suitable temperatures on Earth’s surface. C.)Earth’s crust is warmed by heat from the sun. D.)Earth’s atmosphere ...
December 7, 2015 by YRN DJ

Physics
What is the Earth's gravitational force on you when you are standing on the Earth and when you are riding in the Space Shuttle 380 km above the Earth's surface? Answer as a fraction of the surface gravity of Earth. (The Earth's radius is 6400 km.)
January 27, 2015 by Kayla

Physical science
the space shuttle typically orbits 400 km above the earth's surface.the earth hass a mass of 5.98*10 to the 24 squared kg and a raduis of 6,380 km.A)how much would a 2000 kg part form the space station weight when it has been lifted to that orbit in the shuttle's cargo bay?B)...

Science
How many minutes are required for a radio signal to travel for Earth to a space station in Mars if the planet Mars is 7.83 x 10 to the 7th km from Earth?
March 20, 2014 by Mark

science
Somewhere between Earth and the Moon, gravity from these two bodies on a space pod would canel. Is it closer to the Earth or the Moon? why?
November 7, 2008 by Randy

physical science
which of newton's laws (1, 2, or 3)are used in the following: 1) spaceship reaches the speed for orbit around the earth, 2) pushing the shuttle forward in space 3) the force needed to escape earth's atmosphere
December 31, 2010 by anonymous

science
A distant spaceship carrying a red headlight, emitting light with wavelength 600nm, is heading towards the earth. Observers on the earth detect the light from the headlight as ultraviolet light with wavelength 200nm. What is the velocity of the spaceship? b) As the space ship ...
March 9, 2014 by Relativity quest. help pls

Science
Identify the benefits that your space mission might provide for modern society. Explore the possibility of connecting your space mission with satellites that are already gathering information as they orbit Earth. I don't understand what does this mean?
June 5, 2014 by Chloé

Physics
Al the astronaut has a weight of 1600 N when he is standing on the surface of earth. What is the force of gravity action on him when he is in space station orbiting earth at a distance of four earth radii from the center of the earth?
October 14, 2016 by Beth

Geometry
11-1 Lines that Intersect Circles 8. The International Space Station orbits Earth at an altitude of 240 miles. What is the distance from the space station to Earth's horizon to the nearest mile?
March 19, 2012 by Ariel

math and science
A space shuttle with a mass of 4,06 X 10kg,orbits earth at a height of 720km above the surface of the earth.calculate the gravitational force experienced by the shuttle
June 12, 2016 by Tsuu-mani

Science
Why are space telescopes able to make better observations in the ultraviolet and infrared ranges than ground-based telescopes? A)space telescopes are closer to the objects that they are observing B) the atmosphere absorbs or reflects much of the UV and IR radiation C) space ...
April 15, 2012 by Elena

Physics
Suppose the space shuttle is in orbit 430 km from the Earth's surface, and circles the Earth about once every 93.2 minutes. Find the centripetal acceleration of the space shuttle in its orbit. Express your answer in terms of g, the gravitational acceleration at the Earth's ...
July 8, 2012 by Dave

Physics ASAP
Suppose the space shuttle is in orbit 390 km from the Earth's surface, and circles the Earth about once every 92.4 minutes. Find the centripetal acceleration of the space shuttle in its orbit. Express your answer in terms of g, the gravitational acceleration at the Earth's ...
November 26, 2012 by Sierra

Earth/Space Science
Some scientists have hypothesized that meteorites have periodically bombarded Earth and caused mass extinctions every 26 million years. How might this hypothesis be tested?
September 13, 2011 by Isabella

Science
A space probe on the surface of Mars sends a radio signal back to earth a t a distance of 8.66 x10*7 radio waves travel at a speed of light 3.00 x 10^8 . How many seconds does it take for it to reach earth
January 21, 2016 by Sherri

science
Large craters are visible on the moon but not common on the earth's surface. Which of the following is the beady explanation of why large craters are not evident in the earth's surface in photos taken from space. A.three quarters of the earth's surface is covered by land. B....
January 23, 2016 by Tessy

Earth/Space Science
How does damage to the ozone layer cause a threat to humans? A. It increases radiation of heat from Earth into space. B. It allows damaging infrared radiation to penetrate the atmosphere. C. It allows damaging ultraviolet radiation to penetrate the atmosphere. D. It increases ...
April 2, 2012 by Astrid

physics
The International Space Station, launched in November 1998, makes 15.65 revolutions around the earth each day in a circular orbit. Apply Newton's second law to the space station and find its height (in kilometers) above the earth's surface.
February 23, 2011 by andrea

Physics
Hi,I need help with question 1) There were twins on our planet earth. They were physicst. One of them were sent to space at his 20 year. When he comes back after 20 years of stay in the space he was 40 years but his brother who stayed on earth was 60 years old. How can it be? ...
October 23, 2011 by Lorry

earth
When earth is seen from outer space,it looks mainly blue. This is because most of the earth is covered with.
March 14, 2015 by leslie

phys sci
the space shuttle orbits at an altitude of approximately 200 km above the surface of the earth. If the radius of the earth itself is 6380km, what is the acceleration due to gravity at the altitude ofthe space shuttle?
July 19, 2011 by king

Science
If the earth exerts a 500 N gravitational force on an object in near space, how much force does this object exert on the earth, and by what law can this be asserted?
May 18, 2016 by Alyssa

Earth/Space Science
Earth's axis tilts at an angle of 23.5 degrees relative to its orbit. Analyze the climate conditions that would exist at the poles and the equator if the axis were parallel to the orbit.
April 15, 2012 by Elena

Science
Help with these questions. 1. Describe a disadvantage of using a telescope positioned in space. 2. What advantage is there to doing laboratory experiments on the International Space Station rather than doing the same experiments on Earth? 3. Explain why it is unlikely that ...
May 3, 2009 by John

Weight Is Force! Science
A space ship has a mass of 9000kg. the space ship is launched from Earth and lands on a distant planet where it has a mass of 390000 N. What is the acceleration of the gravity on this planet?
March 3, 2016 by Anonymous

science
how many days would it take to fly to Jupiter (from Earth) in a space shuttle at 45,000 miles per hour? The minimum distance between the Earth and Jupiter is 365 million miles.
October 3, 2012 by emma

Earth and space science
what features are associated with subduction zones?
March 1, 2010 by nya

Science
What does the Space Shuttle use to land when returning to Earth ?
April 14, 2010 by Alisha

Earth/Space Science
Why are icebergs in shipping lanes so hazardous?
March 18, 2012 by Astrid

earth
how would eath's gravity effect you in space??? At what altitude does the Earth's gravity no longer have an effect on the astronauts or the space shuttle???
April 19, 2010 by kelle

Science
A space probe on the surface of Mars sends a radio signal back to earth a distance of 8.66x0^7 km. Radio waves travel at the speed of light (3:00x10^8 m/s . How many seconds does it take the signal to reach earth
January 21, 2016 by Sherri

earth/space science
How does length of the year change with distance from the sun?
June 7, 2009 by nikcy

geometry
The Hubble Space Telescope is orbiting Earth 600 km above Earth's surface. Earth's radius is about 6370 km. Use the Pythagorean Theorem to find he distance a from the telescope to Earth's horizon. Round your answer to the nearest ten kilometers.
December 9, 2008 by sarah

Physics
The weight of an astronaut plus his space suit on the Moon is only 270 N. A. How much do they weigh on Earth, in Newtons, assuming the acceleration due to gravity on the moon is 1.67m/s^2= 1584is this right? B. What is the mass of the astronaut and his space suit on the moon ...
September 2, 2015 by Flo

science
if a person weighs 120kg on earth, how much would they weigh in space
May 3, 2011 by JM

what is Microbiologist ? I have to name 4 things that tell me what it is
September 26, 2011 by ashley B

science
why does an person in space craft orbiting earth experiance a feeling of weightless?
April 15, 2014 by zacaby

earth space science
What include things like temperature, precipitation and humidity
September 18, 2014 by lyric

earth
a space traveller determines the radius of a planet to be half of earth . After landing on its surface , he finds the acceleration due to gravity to be twice of that of surface of earth. Find the ratio of mass of planet to the earth
September 19, 2012 by hanu

math
The space station is going 17500 mph as it orbits the earth. How long will it take to orbit 1 time if the earths diameter is 7926 miles and the space station orbits at 240 miles above the earth.
March 25, 2012 by Bob

Physics
The Hubble Space Telescope orbits the Earth at an approximate altitude of 612 km. Its mass is 11,100 kg and the mass of the Earth is 5.97×1024 kg. The Earth's average radius is 6.38×106 m. What is the magnitude of the gravitational force that the Earth exerts on the Hubble?
April 6, 2011 by Denise

Physics
The Hubble Space Telescope orbits the Earth at an approximate altitude of 612 km. Its mass is 11,100 kg and the mass of the Earth is 5.97×1024 kg. The Earth's average radius is 6.38×106 m. What is the magnitude of the gravitational force that the Earth exerts on the Hubble?
April 6, 2011 by Denise

Space craft
How will you overcome these challenges with the design of your spacecraft? (I decided to choose the inner planet mercury) I put: Mercury is very different than Earth. It’s far rougher than earth; the main problem is the temperature. Humans can’t just live there without the...
November 5, 2015 by Areana

Astronomy 1010
The International Space Station orbits approximately 350 km above the Earth's surface. (The Earth's radius is 6,378 km.) Are the astronauts beyond the pull of Earth's gravity? Explain your reasoning.
January 17, 2012 by Frank

Astronomy 1010
The International Space Station orbits approximately 350 km above the Earth's surface. (The Earth's radius is 6,378 km.) Are the astronauts beyond the pull of Earth's gravity? Explain your reasoning.
January 17, 2012 by Frank

science
If you Weighed 360 pounds on Earth with your space suit on, what would you weigh on the moon? Why?
January 29, 2011 by tyson lawson

Earth-Space Science
what factors might affect the length of the rays after an impact?

Science
video clips from the International Space Station, the astronauts are seen floating around as if there is no force of gravity holding them to the floor. The truth is that the space station is orbiting Earth at a height of only about 175 kilometers above the surface. While this ...
August 20, 2010 by Anonymous

Physics
Determine the velocity of the Hubble deep space telescope while it is in orbit at a height of 598 km (5.98 x 105 m) above the earth’s surface. The earth’s radius is approximately 6.4 x 106 m. The mass of the earth is 6.0 x 1024 kg.
November 15, 2015 by Smit

space
does taking a photo from outer space help earth spherical shape?
October 7, 2009 by Anonymous

Phys Science
Good afternoon tutors..I need help on a few problems.Im really stuck.. 1) the space shuttle orbits at an altitude of approximately 200km above the surface of the earth. If the radius of the earth itself is 6380km, whats the acceleration de to gravity at the altitude of the ...
July 19, 2011 by 45843

space
the pull of gravity between earth and the sun acts across how many kilometers of space.
January 10, 2011 by anisyn

science
gravitational force decreases with distance. what does this mean for a space traveler who leaves earth in a spaceship?
May 7, 2014 by kev

physics
The weight of an astronaut plus his space suit on the Moon is only 270 N. A. How much do they weigh on Earth, in Newtons, assuming the acceleration due to gravity on the moon is 1.67m/s^2= 1584is this right? B. What is the mass of the astronaut and his space suit on the moon ...
October 9, 2014 by David

Exploring Space
what wud hold the cable of a space elevator up? Would it be earth's gravity holding the cable of a space elevator up?
March 15, 2010 by Sara

earth and space
the grams on the moon is different then space ?
September 14, 2011 by breanna

Physics
A space station is shaped like a ring and rotates to simulate gravity. If the radius of the space station is 120 m, at what frequency must it rotate so that it simulates Earth's gravity? [Hint: The apparent weight of the astronauts must be the same as their weight on Earth.]
March 6, 2010 by Max

earth space science
how are each of the air masses related and/or different from each other? Are you talking about the various layers of the atmosphere?
February 24, 2007 by spencer

earth space science
A substance that cannot be broken down into simpler substances by physical or chemical needs is called an
October 11, 2010 by Ariel

Science
How many minutes are required for a radio signal to travel from Earth to a space station on Mars if Mare is 7.83 x 10 to the 7th power km?
October 8, 2012 by Margaret

Science
Does the energy move from Earth’s surface and atmosphere out to space through radiation, conduction, or convection? Explain.
May 2, 2013 by Anonymous

Physics
I have a question about the International Space Station-Its been orbiting earth at 350km-If the radius of the earth is 6,370 km, what is the period of orbit for the Space Station? Secondly, if it was moved to a geosynchronous orbit, what would the new altitude of the station ...
December 1, 2010 by Julie

Physical Science
The acceleration due to gravity is about 10 m/s2 at the Earth's surface. What is the acceleration due to gravity for a person on the space station orbiting 200 miles above the Earth's surface?
June 11, 2010 by Danielle

Physics
Consider a space pod somewhere between earth and the moon, at just the right distance so that the gravitational attractions to Earth and Moon are equal. Is this location nearer Earth or Moon?
September 18, 2012 by Anonymous

Science - Weather
Describe what would happen to the temperature on Earth if the amount of energy reflected back to space a) increased to 80% b) decreased to 5%
May 21, 2009 by Kate

science
an astronaut in space vehicle traveling from earth to the moon is in potential danger of being harmed by the sun's ultraviolet radiation.
January 24, 2011 by cynthia

Physics
When the space shuttle (mass of the shuttle = 2 x10^6 kg) was at the outer limit of Earth's atmosphere (distance = 350 km above Earth's surface), astronauts measured the gravitational force from Earth to be equal to 1.7 x 10^7 newtons. Assuming that both Earth and the shuttle ...
May 20, 2012 by Leila

physics
An early major objection to the idea that Earth is spinning on its axis was that Earth would turn so fast at the equator that people would be thrown into space. Given : radius earth = 6.37 × 10^6 m , mass earth = 5.98 × 10^24 kg , radius moon = 1.74 × 10^6 m , and g = 9.8 m...
December 15, 2011 by Anonymous

physics
. The space shuttle typically orbits 400 km above the earth's surface. The earth has a mass of 5.98 × 1024 kg and a radius of 6,380 km. A) How much would a 2000 kg part for the space station weigh when it has been lifted to that orbit in the shuttle's cargo bay? B) What is ...
December 3, 2012 by Chelsey Achord

Physics
The space shuttle typically orbits 400 km above the earth's surface. The earth has a mass of 5.98 × 1024 kg and a radius of 6,380 km. A) How much would a 2000 kg part for the space station weigh when it has been lifted to that orbit in the shuttle's cargo bay? B) What is the ...
May 13, 2014 by Space Shuttle-Q1

space
why cant petrol driven cars we use on earth be used on the earth?
January 16, 2010 by Anonymous

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