Why must the centre of the satellite orbit coincide with the centre of the Earth?
24,970 results, page 59
how does the earth redistribute the uneven amount of solar energy received by earths surface
estimate the rotational kinetic energy of earth, assuming it to be a solid sphere of uniform density
Calculate the force of gravity on a spacecraft 12800 km above the earth's surface if its mass is 700 kg.
suppose an asteroid of radious 50m strikes the earth surface,what could be the impact of such collision
Are meteroties large lumps of trapped rock/metal which actually reach the earth's surface?
if something big from outerspace hit earth, then where would it have least human impact?
The force produced by Earth's gravity on a 70 kg man standing on the moon is more than 0.5 N True or False?
The______ is the center of the moon's shadow where the sun's light is completely blocked from view on earth.
A dark gray cloud that blankets the sky and often generates precipitacion is called
Gas particles are not found in which layer of Earth's atmosphere? A. exosphere B. mesosphere C. thermosphere D. magnetosphere I know it's not A.
The moon revolves around the____. Just need to know if my answer or right or wrong. Thanks! :) earth
The moon revolves around the____. Just need to know if my answer or right or wrong. Thanks! :) Earth
What do you call maps thatshow features that humans have created on Earth's surface?
The smallest of the earth's oceans is the _______ Ocean a) Pacific b) arctic c) indian d) atlantic e)lagon B
Using a telescope, which planets acn be observed from Earth in a crescent moon phase?
Give an example of how animal behavior would chnge if the Earth become hotter in the future.
A metroid entering Earth's atmosphere has a speed of 70.0 km/s and a kinetic energry of 2.56 X 10^15 J. What is the mass of the meteroid?
what kind of air mass weather is likely to follow the passing of a warm front?
Fill in the blank: The Earth may have gained its water and volatile gases from collisions with _______ .
If a man weighs 853.0 N on Earth, what would he weigh on Jupiter where the acceleration due to gravity is 25.4 m/s2?
If a man weighs 853.0 N on Earth, what would he weigh on Jupiter where the acceleration due to gravity is 25.4 m/s2?
Why are the alkali and alkaline earth metals more reactive than other elements on the periodic table?
What parts of earth's interior are involved in a convection current? The mantle. Core. Is that right?
how do hydrogen bonds relate to the transfer off heat from the equator towards the poles of earth
To no man does the earth mean so much as to the soldier. what type of rhetorical device does this sentece contain
What thrust does a 350 model rocket need in order to have a vertical acceleration of 14.0 on the Earth?
Which of the following should NOT be capitalized? A. Europe B. the Earth C. Far East D. the South Atlantic I think it's B?
How much time will it take for Earth to reach the opposite side of the Sun?
how long does it take for the Earth to rotate on its axis 7 times 1day 1 week 1month or 1 year?
the radius of earth is 4000 miles, how far would you travel in going around the equator?
What are FIVE tools that we use to help us extend our senses when making quantitative observations?
Why would someone using a Foucault Pendulum at the equator say that Earth does not rotate?
How would earth move if the sun including its gravity suddenly disappeared? Explain your answer.
if Earth's axis were not tilted,could any area have both a hot summer and a cold winter?
Describe how the principle of superposition was used in determining the relative ages of the cross-sections?
briefly describe the basic characteristics that all living things on earth have in common
find the area of the earth's surface within the Arctic Circle; that is, in latitude north 66° 32' N. thank you! :D
Briefly describe the basic characterisitics that all living things on Earth have in common.
A swimmer completed the 1,500 meter freestyle in 625 seconds. What was his average speed?
This is just a question that I was curious about, why do mountain belts run parallel to coastlines? Thanks
according to the condensation theory the most important factor for the formation of our planet was
How far above the surface of the earth would you have to be before your weight is reduced by 12.89%? Please Help !
How long does it take the earth to rotate on its axis? my answer - 365 days right????
find the theoreticval value of the period of a pendulum of length 0.9 meters located on the surface of the earth.
At what height above Earth's surface is the gravitational acceleration reduced from its sea-level value by 0.60%?
Write a paragraph explaining the connections between plate boundaries, forces and faults.
The escape velocity from earth is 2.5 x10^4 miles per hour. What is this speed in m/s? (1 mile 1609 m)
In what layer of the atmosphere do temperatures rise with altitude? A. Troposphere B. Mesosphere C. Mesopause D. Stratosphere is it d ?
the earth is approximately sphere of radius 6.37*10^6 meter.what is its surface area in square km? what is its volume in cubic km?
How does the tilt of the earth's axis explain changes in temperature from one season to another in the temperate zone?
How long does it take (in minutes) for light to reach Earth from the Sun, a distance of 1.589 × 108 km?
At what height above Earth's surface is the gravitational acceleration reduced from its sea-level value by 0.40%?
tides are caused by the force of inertia from the sun and moon acting on Earth. true or false
Describe the movement of the Earth based upon the perceived change in positions of the stars
How will precession of the Earth's rotation axis affect the month when the Sun will be in the current constellation in the future?
Earth is approximately a sphere of radius 6.37 × 106 m. What are (a) its circumference, (b) its surface area, and (c) its volume? please help
gravitational force decreases with distance. what does this mean for a space traveler who leaves earth in a spaceship?
How does earth climate change and tectonics plates impact Latin Americans inhabitats
'if diametre of earth is reduced to half mass remains constant what is then duration of day and night'
how is carbon dioxide different than water in terms of the behavior of each compound in Earth's atmosphere?
Calculate the angular speed of the moon if it makes a revolution around the earth in 27.3 days?
_________ was the first to show that all objects fall toward Earth with constant ____________.
Determine Centripetal Acceleration acting on the person standing at the equator? (the radius of earth is given)
I sighed as I went down the stairs, thinking what on earth does this woman want me to do now. How do i say this correctly?
True or False: Tides are caused by the force of inertia from the sun and moon acting on earth.
What is the main method of heat transfer from the core to the crust of earth? A. Conduction B. Convection C. Radiation
18. Which of the following is a factor that determines the composition of magma? A. Texture B. Elasticity C. Color D. Viscosity D or B?
how much work is done on an object with 25 kg on earth if it moves 13m? i really need help
what is the linear velocity of a point in Sydney, Australia which is at latitude 33deg 55'S. Radius of earth is 6370km.
True or False: Sand dunes are one of the most stable features on the Earth's surface.
If a man weighs 900 N on the earth, what would he weigh on jupiter, where acceleration due to gravity is 25.9 m/s^2?
light from the sun travels 1.5x10km to reach the earth .how long does it journey take in minutes?
What is micro-organism that is regarded as non-living thing and its found only on Earth
What is the magnitude of the momentum of the 0.057-kg tennis ball when it travels at a speed of 29 m/s? Earth is the frame of reference.
state the mostly reason for the differences in the weathering rate of the three rock materials
Why are boats more efficient than airplanes? They use less fossil fuels to move
Assume that a spacecraft can travel at the speed of 100,000 km, how many days will it take to get from Earth to Mars?
What is the angular speed of the earth as it orbits the sun a) in radians/second? b) in degrees per day?
calculate angular momentum and rotational kinetic energy of earth about its own axis
Which sequence shows the correct order of Earth’s geologic time intervals from oldest to youngest?
What are the long-term effects of banning plastic bags, and who is impacted by this issue or problem?
Could someone please suggest more procedures???? Policy: The Town of Springbank Hills will receive corporate sector sponsors for various recreation programs, community-wide events and facilities. It will state the process staff will take to seek sponsors as well as potential ...
How many valence electrons must a calcium atom lose to get 8 valence electrons? It must lose two electrons (the outside two "valence" electrons), then the next inner shell will have eight.
he graph of the velocity of a mass attached to a horizontal spring on a horizontal frictionless surface as a function of time is shown below. The numerical value of V is 5.48 m/s, and the numerical value of t0 is 8.97 s. a) What is the amplitude of the motion in m? b) What is ...
Factor this polynomial: F(x)=x^3-x^2-4x+4 Try to find the rational roots. If p/q is a root (p and q having no factors in common), then p must divide 4 and q must divide 1 (the coefficient of x^3). The rational roots can thuis be +/1, +/2 and +/4. If you insert these values you...
To suck water up a straw to a maximum height of 187 mm, what minimum gauge pressure must be produced in the lungs? Note that in order to be able to suck up water, the pressure in the lungs must be lower than the pressure outside by the exact amount of pressure created by the ...
Two three-year-olds, Jenna and Neal, are pulling one another's hair. Using guidance techniques, what should you do? A. Ask, "What do you two think you're doing?"B. Say, "You must not do that. It's not nice."C. Remove Neal and say, "You must not pull little girls' hair."D. ...
Which sentence is preferable? A. A student must see their advisor before registering for the following semester. B. A student must see his advisor before registering for the following semester. C. Students must see their advisor before registering for the following semester. D...
I am having an issue solving this appendix.... Answer the following questions. Use Equation Editor to write mathematical expressions and equations. First, save this file to your hard drive by selecting Save As from the File menu. Click the white space below each question to ...
There are 50 questions to answer in a triva contest. Each player starts with 100 points. He or she earns ten points for each correct answer but will lose four points for each incorrect answer. Each player must answer all 50 questions. What is the fewest number of questions a ...
how does the atmosphere change at high altitudes? Since this is not my area of expertise, I searched Google under the key words "atmosphere altitude Earth" to get these possible sources: http://en.wikipedia.org/wiki/Earth's_atmosphere http://www.grc.nasa.gov/WWW/K-12/airplane/...
You must be at least 48 inches tall to ride an amusement park ride, and your little sister is 30 inches tall. How many inches/must she grow before she may ride the ride? You need no more than 3,000 calories in a day. You consumed 840 calories at breakfast and 1,150 calories at...
Core quality are qualities that belong to a person‘s nature and that characterize a person strengths. Sometimes when a core quality are a bit too much, they can dominate other qualities and so they become a pitfall instead of strength. Core quality have me learned by ...
(a).A 220-kg sleigh is pulled by one horse at constant velocity for 0.90 km on a snowy, horizontal surface, the coefficient of kinetic friction between the sleigh runners and snow is 0.27. What power must the horse deliver to the sleigh for the trip to take 9 minutes? (b) ...
please organize these into a paragraph ;astronaauts supposed to rest for eight hours, but too excited to rest ;astronauts easily hopped high because moon has less gravity than earth ;opened spaceship door 61/2 hours after landing ;brought back to earth some moon rocks and soil...
A football kicker can give the ball an initial speed of v_0 = 27.4 m/s. In order to score a field goal, the ball must go over the cross bar that is at a height of h = 3.44 m above the ground. If the kicker kicks the ball from a point d = 42.2 m from the goalposts, find the ...
In the Bohr model of the hydrogen atom, the speed of the electron is approximately 2.31 × 106 m/s.Find the central force acting on the electron as it revolves in a circular orbit of radius 4.95 × 10−11 m. Answer in units of N. Find the centripetal acceleration of the ...
a mirror which is somewhere between the object and image, forms a virtual upright image of the object 45 cm way from the object, measured on the optical axis of the mirror. The image is the size of the object. What kind of mirror must be used to produce this image. How far ...
write T if the statement is true or F if it is false. a.)All the planets travel around the sun at the same speed.my answer is T. b.)The sun's gravity keeps the planets in orbit around it. my answer is F. c.)There is an asteroid belt between Jupiter and Saturn.my answer is T. d...
Part of a roller-coaster ride involves coasting down an incline and entering a loop 30.0 m in diameter. For safety considerations, the roller coasters speed at the top of the loop must be such that the force of the seat on a rider is equal in magnitude to the rider’s weight...