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February 14, 2016

Search: An satellite moves in a circular orbit 775 km above the Earth's surface. The period of the motion is 100.1 min.

Number of results: 55,330

physics
how much work is required to lift a 10 newton weight from 4.0 meters to 40.0 meters above the surface of earth
February 15, 2011 by abu

Physics
A rocket cruising past Earth at 0.79c shoots two bullets at 0.92c relative to the rocket with one of the bullets fired along the direction of the rocket's motion and the other fired opposite the rocket's motion. (a) What velocity does an Earth-based experimenter measure for ...
April 29, 2011 by Darren

Physics Circular Motion
A 0.40-kg ball, attached to the end of a horizontal cord, is rotated in a circle of radius 2.0 m on a frictionless horizontal surface. If the cord will break when the tension in it exceeds 75 N, what is the maximum speed the ball can have? May someone please walk me through ...
June 16, 2012 by Mike Joseph

physics
Joe has a weight of 850 N (about 193 lb) when he is standing on the surface of the Earth. What would his weight (the gravitational force due to the Earth) be if he tripled his distance from the center of the Earth by flying in a spacecraft?
February 22, 2012 by Mina

Physics
A 200-g block is attached to a horizontal spring and executes simple harmonic motion with a period of 0.250 s. If the total energy of the system is 2.00 J, find (a) The force constant of the spring and (b) The amplitude of the motion.
February 17, 2011 by Ray

physics
when an object is rotating in a circle and the only force is acting on it is friction how is force of friction vector pointing towards the circle because an object in circular motion is traveling in that direction, it's accelerating towards the center of the circle, but ...
October 12, 2009 by Physics

Science
1. Temperature cools about 6.5 degrees Celsius per kilometer of _______. 2. ___________ from 10 km to 50 km about Earth, this layer contains ozone that absorbs much of the Sun's ultraviolet radiation. It contains most clouds and ____________. 3. _______ layers include the ...
March 15, 2010 by Terri

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’s ...
January 21, 2014 by Mandy

physics problem!!
If the water molecules in 5.70 g of water (H2O) were distributed uniformly over the surface of the Earth, how many such molecules would there be on 1.40 cm2 of the Earth's surface? -Molar mass Hydrogen gas(H2)=2.02 g/mol -Molar mass Oxygen gas (O2) = 32.0 g/mol -Radius of ...
April 9, 2013 by boom

chemistry
If a satellite orbits the earth at a velocity of 3.2 x 10⁶ km/hr, this would be the same as how many ft/s?
January 31, 2009 by ashley

physics
Determine the velocity of a satellite orbiting Earth at a height of 3.2 x 10^3 meters.
March 1, 2012 by becky

Science
What is the centripetal acceleration a satellite is orbiting the Earth at an altitude of 300.22 km?
February 1, 2016 by Jack

Physics
(1) body is taken to depth of 32km below the surface of the earth. Calculate the percentage decrease in the weight of the body at this depth (The radius of the earth is 6400km) (2)A wire of mass per unit length 5.0gm-1 is stretched between 2 points 30cm apart. The tension in ...
July 26, 2008 by matrixxavier

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

Physics
Really need help with this asap plz~ there is a 4kg wooden block on top of a wooden ramp forming an angle of 37 degrees above surface.The block is placed 1.2 m up on the ramp and the ramp is connected to another wooden flat board.So when the block slides down, it continues a ...
December 8, 2013 by Joanne

Chem
suppose that you place exactly 100 bacteria into a flask containing nutrients for the bacteria and that you find the following data at 37 °C: t (min):0 15.0 30.0 45.0 60.0 Number of bacteria: 100 200 400 800 1600 What is the order of the rate of production of the bacteria? How...
March 12, 2014 by Bri

physics
How high above the earth’s surface would you have to be before your weight would be only 0.6 its current value?
March 18, 2011 by nathan

physics
The gravitational field intensity at a height of 150 km above the surface of Uranus is 8.71 N/kg. The radius of Uranus is 2.56 x 107 m. a. Calculate the mass of Uranus. b. Calculate the gravitational field intensity at the surface of Uranus. c. How much would a 100 kg person ...
May 15, 2012 by matin

Math-Help-please?
Source: At the end of 1993, scientists tracked 1550 nonfunctional components in orbit and projected 42 such objects are added each year. Suppose that an average of 15 of these are brought back to Earth each year. Question. Let t represent time in years. Write the function D ...
November 17, 2011 by Rebecca

College Physics
When searching for gold, measurements of g can be used find regions within the Earth where the density is larger than that of normal soil. Such measurements can also be used to find regions in which the density of the Earth is smaller than normal soil; such regions might ...
September 21, 2011 by Please Help!!!

Science
An alien spaceship is revolving around a spherical asteroid in a very low circular orbit. The period of revolution of the spaceship is 15 minutes. A research party of the alien students lands on the steroid and drills a tunnel through it along a diameter. They then launch a ...
June 18, 2011 by Freddy

Physics
A sphere with a moment of inertia 0.658mr2 and mass m and radius r rolls without slipping along the track shown on a planet where the acceleration due to gravity is g. It starts from rest at a height h = 4.87R above the bottom of the circular loop of radius R. (For simplicity...
November 2, 2012 by REEEEEEEE

third side (picture attached)
I have already asked this in another thread. Here is more explanation: The radius of earth's orbit is 1.5 * 10^8km & the radius of venus's orbit is 1.1 * 10^8 km. We need to find out the distance from earth to venus for both positions of venus. A picture is uploaded here if ...
November 10, 2006 by Jen

10th grade
A sledge loaded with bricks has a total mass of 18.0 kg nd is plled at constant speed of a rope incllined at 20 degres above the horizontal. The sledge moves a distance of 20.0 m on a horizontal surface. the coefficient of kinetic friction between the sledge and surface is 0....
November 27, 2010 by dom

science
The earth wobbles slightly on its axis. which of the following earth processes might best account for these changes in earth's rotation? 1)underground nuclear explosions 2)population increases 3)variations in rainfall and river flooding 4)motion of continental plates and core ...
May 12, 2010 by kayci

Chemistry
Consider the following hypothetical aqueous reaction: A (aq)-->B(aq)}. A flask is charged with 0.065 (mole) of A in a total volume of 100.0 (mL}. The following data are collected: Time (min) 0 10 20 30 40 Moles of A .065 .051 .042 .035 .031 Calculate the average rate of ...
February 9, 2012 by Emily

Geographyand socity
1. _______________________ is the science of predicting the weather. (1 point) Climatology Ecology Meterology Botany 2. _______________________ is the condition of the atmosphere at any given location and time. (1 point) Weather Precipitation Climate Temperature 3. This layer ...
October 5, 2010 by vensu

calculus
1. A particle moves along the x-axis, it's position at timer given by x(t)=t/(1+t^2), t greater than or equal to 0,where t is measured in seconds and x in meters. a) find the velocity at time t. I am a little confused.. Do I find the derivative by using the quotient rule? What...
November 16, 2014 by Anonymous

physics
Astonomers discover a new planet orbiting a fixed point in space, but for reasons unknown, they can't directly observe a star where one is expected. The radius of the orbit is measured to be 1.85 x 10^8 km, and the lone planet completes an orbit once every 530 days. a.) ...
December 16, 2008 by Michelle

Physics
Two current carrying wires cross at right angles (like a + sign). Wire 1 has current directed horizontally to the left. Wire 2 has current directed vertically up. If the wires are not restrained, what statement best describes the motion of the wires? A) Wire 1 moves out of the...
March 13, 2010 by Jane

Physics
A perforated bead of mass 37g moves on a frictionless horizontal circular track of radius R=0.65m. The track runs through the bead. When the bead is at rest in the horizontal position, it is tied to a spring at the centre of the track. The unstretched length of the spring is R...
October 20, 2013 by Anonymous

Calculus
A hot air ballon lifts off the earth 300m away from an observer and rises straight up at a rate of 80m/min. At what rate is the angle of inclination of the observers line of sight increasing at the time the balloon is 300, above the ground?
January 29, 2015 by Chris

Physics
How many times further from the Sun than the Earth is an asteroid with an average orbital period of 7.43 years? (HINT: Let the distance to the Earth be R=1 AU)
December 20, 2012 by Alex

Physics
If a small planet were located 7 times as far as the Earth's distance from the Sun, it period is ___ earth years?
February 14, 2013 by Eve

Science
Which of the following describes the slowest change on earth's surface? A) Gravity pulls an area of wet soil and rock downward in a landslide B) An earthquake releases energy that built up below Earth's surface C) Lava explodes from a volcano on an island D) A canyon forms as ...
October 22, 2011 by Bob

Physics
Planet Earth as a Spring. Assume that the Earth is perfect sphere of mass M=5.98x10^24kg, radius 6,370km, and uniform density. Imagine a long, straight tunnel through the center of the Earth, connecting the North and South poles . A capsule of mass m is dropped into this ...
February 19, 2013 by Betty Ariston

sci
Respond to the following scenario: o Your younger brother is in 5th grade. He comes home and tells you to look at an animation his teacher showed him in geology class. o Review the Continents of the Past animation on this week’s aXcess page. o After viewing the animation, your...
January 9, 2009 by troyer0269

physics
The sun is 1.5 1011 m from the earth. (a) Over what surface area is solar radiation spread at this distance? (b) What is the total power radiated by the sun? (The sun delivers energy to the surface of the earth at a rate of approximately 1400 W/m2.) (c) Treating the sun as a ...
April 9, 2012 by JOHN

Science
Does Earth rotate or orbit each day?
September 8, 2014 by Max

Physics
An object is executing circular orbits of radius 0.5 m. If it completes an orbit every 3 seconds, what is its tangential speed?
April 25, 2011 by Rob

Physics
An object is executing circular orbits of radius 0.5 m. If it completes an orbit every 3 seconds, what is its tangential speed?
May 10, 2012 by Bob

Physics
A test rocket is fired vertically upward from a well. A catapult gives it an initial speed of 80.2 m/s at ground level. Its engines then fire and it accelerates upward at 4.20 m/s2 until it reaches an altitude of 960 m. At that point its engines fail, and the rocket goes into ...
October 11, 2009 by Becky

physics
Sally travels by car from one city to another. She drives for 30.0 min at 80 km/h, 12 min at 105 km/h, and 45 min at 40 km/h. She spends 13.0 min eating lunch and buying gas. what the average speed for the trip?
October 11, 2010 by Anonymous

Circular motion
The drawing shows a version of the loop-the-loop trick for a small car. If the car is given an initial speed of 5.0 m/s, what is the largest value that the radius r can have if the car is to remain in contact with the circular track at all times?
October 10, 2011 by Acceleration

physics
a block of mass m=0.9 kg is connected to a spring of force constant k= 775 N/m on a smooth horizontal surface. plot the potential energy of the spring from x= -5 cm to x= 5 cm. determine the turning points of the block if its speed at x= 0 is 1.2 m/s.
October 7, 2012 by Mima

Math
You withdraw $260 from your bank account in 5 trips to the ATM. What is the average change in your account balance after each trip? A submarine descends 60ft./min. What depth below the water's surface will the submarine reach in 4 min after leaving the surface? In a trivia ...
September 24, 2013 by Stacy

Physics
Calculate the force of the Earths gravity on a spacecraft 12,800 km (2 earth radii) above the Earths surface if its mass is 1350 kg?
June 14, 2012 by Mr. McKee

science
One factor determining the effect of gravity on objects is their.....? The farther away from Earth an object gets, Earth's gravity affects it ......? Friction that occurs between the surface of around object and another surface is ........? Objects with larger surfaces have ...
February 27, 2012 by Gabby ( 5 grade)

Physics
The average distance between Earth and the sun is 1.50e8 km. Calculate the average speed, in km/h, of Earth assuming a circular path about the sun. Use the equations v = 2(pi)r/T. You know that, for the Earth, T = 365.25 days. Convert that to hours (by multiplying by 24 h/day...
August 16, 2007 by Jayd

Physics
When a spacecraft travels from the Earth to the Moon, both the Earth and the Moon exert a gravitational force on the spacecraft. Eventually, the spacecraft reaches a point where the Moon's gravitational attraction overcomes the Earth's gravity. How far from the Earth's surface...
October 13, 2012 by Sam

Physics
the motion of two students- Mac (starts @ 2m) and Tosh (starts @ 12m) - as they enter and exit the school library during a passing period determine the sppeds at which the two students move than determine how much faster the fastest student moves thatn the slower student?
November 15, 2010 by Mary

Calculus
If the volume of a cube is increasing at 24 in^3/min and the surface area of the cube is increasing at 12 in^2/min, what is the length of each edge of the cube? I know that dV/dt=24 and ds/ds=12. I also know that Volume=s^3 and Surface Area=6*s^2, but what do I do from there?
December 7, 2010 by Anna

math
The Moon orbits Earth every 27.3 days. Determine the angular velocity of the Moon, in degrees per day and in radians per day. The radius of the orbit of the Moon is about 384 400 km. How far does the Moon move along an arc of it's orbit every?
November 8, 2009 by Anonymous

biology
What regulary hit the earth for the first 600 million years of existence? What do scientists call this period of time? - Aseroids, and meteors hit the earth.What do scientists called this period of time ? I need help answer this question please. If the first question is right ?
December 8, 2010 by joy

physics
A bob of mass = 0.250 is suspended from a fixed point with a massless string of length = 23.0 . You will investigate the motion in which the string traces a conical surface with half-angle = 25.0. What tangential speed must the bob have so that it moves in a horizontal circle ...
October 3, 2010 by bryan

math 11
i dontget how the textbook got the answer, h = -30cos[(1.43)x]° + 40 the question is: a paintball is shot at a wheel of radius 40 cm. the paintball leaves a cricuarmark 10 cm from the outer edge of the wheel. As the wheel rolls, the mark moves in a circular motion.assuming ...
December 13, 2010 by pranav

Physical Science
4. What measurable property/properties affects the period of a pendulum? 7.Give another example of periodic motion other than simple harmonic motion. 8. If you landed on the moon, could you use the pendulum method to find "g" there? Explain.
February 12, 2016 by Sherianna

Math 1 question plz help asap
Write an equivalent time using only the smallest unit. 3hrs 14 min A. 74 min B. 166 min C. 180 min D. 194 min I would give u an answer but I don't understand what the question means im asking if you could help me plz
November 17, 2015 by #AriannaGirl :)

physics
Satellite A orbits a planet with a speed of 10,000 m/s. Satellite B is twice as massive as satellite A and orbits at twice the distance from the center of the planet. What is Satellite B's speed?
October 2, 2008 by Jennifer

physics
i keep trying to put this in my calculator but i keep getting the wrong answer...can someone please try it on their calculator and help me? thnks (a) Find the distance r to geosynchronous orbit. Apply Kepler's third law. T^2=((4pi^2)/(GM_E))r^3 Substitute the period in seconds...
March 15, 2009 by cb

chemistry
If a satellite orbits the earth at a velocity of 2.9 x 103 km/hr, this would be the same as how many in/sec?
February 22, 2014 by Anonymous

Physics
A skier moves 100.0 m horizontally, and then travels another 35.0 m uphill at an angle of 35.0º above the horizontal. What is the skier's displacement from his starting point?
February 12, 2015 by Christian

math
how to solve this problem: max min(x-y)..... here where the max have written, under it x>=0 is also given. also under min y>=0 is given. Also tell that is this is equals to min max(x-y) ? (same as above under max x>=0, under min y>=0 is given) x and y both in R
November 16, 2011 by shiya

astonomy
Assume that earth and mars are perfect spheres with the radii of 6,371km and 3,390 km, respectively. Calculate the surface area of earth. b)calculate surface area of mars
June 25, 2013 by anthony

physics
Which of the following is true of inertia? a. It is described in Newton's first law of motion b. It is a property of motion c. It is measured by weight d. all of the above
February 6, 2013 by Carolyn

physics
A circular surface with a radius of 0.053 m is exposed to a uniform external electric field of magnitude 1.48 104 N/C. The electric flux through the surface is 72 N · m2/C. What is the angle between the direction of the electric field and the normal to the surface?
September 8, 2009 by amber

Physics
A circular surface with a radius of 0.058 m is exposed to a uniform external electric field of magnitude 1.49 104 N/C. The electric flux through the surface is 74 N · m2/C. What is the angle between the direction of the electric field and the normal to the surface?
September 6, 2013 by Sarah

Physics
A circular surface with a radius of 0.058 m is exposed to a uniform external electric field of magnitude 1.49 104 N/C. The electric flux through the surface is 74 N · m2/C. What is the angle between the direction of the electric field and the normal to the surface?
September 6, 2013 by Sarah

Physics
A circular surface with a radius of 0.058 m is exposed to a uniform external electric field of magnitude 1.49 104 N/C. The electric flux through the surface is 74 N · m2/C. What is the angle between the direction of the electric field and the normal to the surface?
September 6, 2013 by Sarah

Physics
A circular surface with a radius of 0.058 m is exposed to a uniform external electric field of magnitude 1.49 104 N/C. The electric flux through the surface is 74 N · m2/C. What is the angle between the direction of the electric field and the normal to the surface?
September 8, 2013 by Sarah

physics
A raindrop has a mass of 5.6 × 10-7 kg and is falling near the surface of the earth. Calculate the magnitude of the gravitational force exerted (a) on the raindrop by the earth and (b) on the earth by the raindrop.
October 10, 2014 by Hoku

Physical Science
An astronaut in a spacesuit has a mass of 100 kilograms. What is the weight of this astronaut on the surface of the Moon where the strength of gravity is approximately 1/6 that of Earth?
October 15, 2013 by unknown

Physical Science
An astronaut in a spacesuit has a mass of 100 kilograms. What is the weight of this astronaut on the surface of the Moon where the strength of gravity is approximately 1/6 that of Earth?
November 1, 2015 by Chiara

Physics questoin
A satellite has an orbital radius of 3.74x10^7 m. If it has a period of 49776 seconds, what is the mass of the planet?
May 22, 2014 by Clint

math/science
The total surface area of Earth is about 1.97 × 10^8 square miles. The surface area of land on Earth is about 5.73 × 10^7 square miles. Find the ratio of surface area of land to that of the entire planet.
September 13, 2015 by .

maths
the ratio of total surface area to the curved surface area of a right circular cylinder is 3:2 find the volume if its total surface area is 14784 cm2
December 6, 2015 by sukanya

physics
A girl whirls a stone in a horizontal circle 1.5 m above the ground by means of a string 141 cm long. The string breaks, and the stone flies of horizontally and strike the ground 13.6 m away. What is the centripetal acceleration of the stone while in circular motion?
February 22, 2013 by Robert

Physics
A girl whirls a stone in a horizontal circle 1.9 m above the ground by means of a string 111 cm long. The string breaks, and the stone flies of horizontally and strike the ground 11.2 m away. What is the centripetal acceleration of the stone while in circular motion?
February 22, 2013 by Ashlyn

physicss
an. Electron travels in a circular orbit of radius 0.5 a and frequency of 5.5*10^7hz. Findthe magnetic field produced At center
April 27, 2011 by A

physicss
an. Electron travels in a circular orbit of radius 0.5 a and frequency of 5.5*10^7hz. Findthe magnetic field produced At center
April 27, 2011 by A

Math
A particle P of mass m=1 moves on the x-axis under the force field F=36/(x^3) - 9/(x^2) (x>0). Show that each motion of P consists of either (i) a periodic oscillation between two extreme points, or (ii) an unbounded motion with one extreme point, depending on the value of ...
April 26, 2011 by Daphine

physics
A 3.00 102 N force is pulling an 80.0 kg refrigerator across a horizontal surface. The force acts at an angle of 18.0° above the surface. The coefficient of kinetic friction is 0.200, and the refrigerator moves a distance of 8.00 m a) Find the work done by the pulling force (b...
October 26, 2010 by Anonymous

physics
A 280 N force is pulling an 80.0 kg refrigerator across a horizontal surface. The force acts at an angle of 18.0° above the surface. The coefficient of kinetic friction is 0.200, and the refrigerator moves a distance of 6.00 m. (a) Find the work done by the pulling force. (b) ...
October 28, 2010 by joshua

physics
A 3.00 102 N force is pulling an 80.0 kg refrigerator across a horizontal surface. The force acts at an angle of 18.0° above the surface. The coefficient of kinetic friction is 0.200, and the refrigerator moves a distance of 8.00 m. a) Find the work done by the pulling force (...
October 28, 2010 by Anonymous

physics
A 280 N force is pulling an 80.0 kg refrigerator across a horizontal surface. The force acts at an angle of 18.0° above the surface. The coefficient of kinetic friction is 0.200, and the refrigerator moves a distance of 8.00 m. (a) Find the work done by the pulling force. (b) ...
October 28, 2010 by david

Physics
A 2.30 102 N force is pulling an 80.0 kg refrigerator across a horizontal surface. The force acts at an angle of 21.0° above the surface. The coefficient of kinetic friction is 0.200, and the refrigerator moves a distance of 7.00 m. (a) Find the work done by the pulling force...
November 13, 2010 by Andrew

Physics
Which of the following is not a good example of uniform circular motion? a) a person riding on a ferris wheel that is turning at a constant rate b) a person taking off on an airplane to fly around the world on a path defined by the equator c) a race car driving at a constant ...
October 16, 2012 by Lewis

Physics
A spring streches by 3.90 cm when a 10g mass is hung from it. If a 25g mass attached to this spring oscillates in simple harmonic motion, calculate the period of the motion?
August 7, 2015 by Godwin

science
how do jupiter's moons stay in orbit around jupiter They rotate around jupiter. If you rotate around an object you are accelerating toward it, even though the distance can stay the same. This so-called centripetal acceleration multiplied by the mass must equal the ...
November 11, 2006 by jj

Physics
Sally travels by car from one city to another. She drives for 25.0 min at 71.0 km/h, 45.0 min at 45.0 km/h, and 43.0 min at 11.0 km/h, and she spends 10.0 min eating lunch and buying gas. What is the average speed for the trip?what is the total distance traveled?
August 23, 2011 by Anonymous

physics
The planet Jupiter is more than 300 times as massive as the Earth But it so happens that a body would scarcely weigh three times as much on the surface of Jupiter as it would on the surface of Earth. Can you think of an explanation for why this is so? (Hint: Let the terms in ...
February 4, 2013 by william mclaren

physics
The planet Jupiter is more than 300 times as massive as the Earth But it so happens that a body would scarcely weigh three times as much on the surface of Jupiter as it would on the surface of Earth. Can you think of an explanation for why this is so? (Hint: Let the terms in ...
February 4, 2013 by william mclaren

physics
At the surface of Jupiter's moon Io, the acceleration due to gravity is 1.81 . A watermelon has a weight of 43.0 at the surface of the earth. In this problem, use 9.81 for the acceleration due to gravity on earth
February 20, 2011 by Anonymous

jane
1. a centripetal-acceleration addict rides in uniform circular motion with period T=2s and radius r=3m. at t1 his acceleration vector= 6(m/s^2)i + -4(m/s^2)j. At that instant, what are the values of vector b (dot) vector a and vector r (dot) vector a All I could figure out was...
June 2, 2009 by physics

physics
A 3.00 10^2 N force is pulling an 80.0 kg refrigerator across a horizontal surface. The force acts at an angle of 18.0° above the surface. The coefficient of kinetic friction is 0.200, and the refrigerator moves a distance of 8.00 m a) Find the work done by the pulling force...
October 26, 2010 by Anonymous

Help, Physics
A 3.00*10^2 N force is pulling an 80.0 kg refrigerator across a horizontal surface. The force acts at an angle of 18.0° above the surface. The coefficient of kinetic friction is 0.200, and the refrigerator moves a distance of 8.00 m. (a) Find the work done by the pulling force...
October 28, 2010 by Anonymous

physics
An astronaut and a satellite are in an environment where no net external forces act on them. The astronaut tugs on the satellite with a force of 9.5 N in positive x-direction. What is the x-component of the force exerted by the satellite on the astronaut?
September 11, 2012 by Anonymous

graphs of sin
find an equation of the form y = c+a sin(bx) with the max of 2,min of -2, and period of 3. So far i've got 2sin___ . I don't know how to find the period.
April 5, 2011 by Jessica

Physics
Having trouble on the question below. Would you do need to convert the km to meters and then multiply (4700*9.8*165500)? The first woman in space, cosmonaut Valentina Tereshkova, flew in 1963. She orbited the earth 48 times during her 70 hour 50 minute flight at an average ...
October 2, 2014 by brandi

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