# A spaceship of mass 2.3×10^6 kg is cruising at a speed of 6.0×10^6 m/s when the antimatter reactor fails, blowing the ship into three pieces. One section, having a mass of 5.2×10^5 kg, is blown straight backward with a speed

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### Physics

A spaceship of mass 2.1×10^6 kg is cruising at a speed of 5.0×10^6 m/s when the antimatter reactor fails, blowing the ship into three pieces. One section, having a mass of 4.8×10^5 kg , is blown straight backward with a speed of 2.3×10^6 m/s . A second piece, with mass 8.4...

### Physics

A spaceship of mass 2.3×10^6 kg is cruising at a speed of 6.0×10^6 m/s when the antimatter reactor fails, blowing the ship into three pieces. One section, having a mass of 5.2×10^5 kg, is blown straight backward with a speed of 2.0×10^6 m/s. A second piece, with mass 8.4×...

### Physics

A spaceship of mass 2.0×106kg is cruising at a speed of 4.6×106m/s when the antimatter reactor fails, blowing the ship into three pieces. One section, having a mass of 5.2×105kg , is blown straight backward with a speed of 2.2×106m/s . A second piece, with mass 7.7×105kg...

### Physics

Consider an interstellar spaceship powered by matter-antimatter reactions. The energy resulting from the matter-antimatter reactions is ejected from the exhaust as electromagnetic radiation producing thrust. The design goal is to have the thrust produce an acceleration equal ...

### Physics

An astronaut with a mass of 90 kg (including spacesuit and equipment) is drifting away from his spaceship at a speed o f.2 m/s with respect to the spaceship. The astronaut is equipped only with a 0.5 kg wrench to help him get back to the ship. With what speed and in what ...

### PHYSICSS!!!

still cant get this one? so damon i know you wanna help! or anyone else im open for suggestions haha Consider a spaceship located on the Earth-Moon center line (i.e. a line that intersects the centers of both bodies) such that, at that point, the tugs on the spaceship from ...

### physics

A basketball explodes into three separate pieces. Two pieces of equal mass shoot off at 20.3 m/s, one travelling to the south and one to the west, perpendicular to each other. The third piece has a mass 4 times the size of one of the other pieces. What is the speed of the ...

### physics

A basketball explodes into three separate pieces. Two pieces of equal mass shoot off at 20.3 m/s, one travelling to the south and one to the west, perpendicular to each other. The third piece has a mass 4 times the size of one of the other pieces. What is the speed of the ...

### Physics

1. A cannon mounted on the back of a ship fires a 50.0 kg cannonball in the horizontal direction at a speed of 150 m/s. If the cannon and ship to which it is firmly attached have a mass of 4.00 x 103 kg and are initially at rest, what is the speed of the ship just after ...

### Physics

An 95.0 kg astronaut is working on the engines of a spaceship that is drifting through space with a constant velocity. The astronaut turns away to look at Earth and several seconds later is 26.3 m behind the ship, at rest relative to the spaceship. The only way to return to ...

### physics

An 85.4 kg astronaut is working on the engines of a spaceship that is drifting through space with a constant velocity. The astronaut turns away to look at Earth and several seconds later is 22.4 m behind the ship, at rest relative to the spaceship. The only way to return to ...

### physics

An 94.4 kg astronaut is working on the engines of a spaceship that is drifting through space with a constant velocity. The astronaut turns away to look at Earth and several seconds later is 29.6 m behind the ship, at rest relative to the spaceship. The only way to return to ...

### Physics

A 83.5 kg astronaut is working on the engines of a spaceship that is drifting through space with a constant velocity. The astronaut turns away to look at Earth and several seconds later is 35.5 m behind the ship, at rest relative to the spaceship. The only way to return to the...

### physics

A 87.2 kg astronaut is working on the engines of a spaceship that is drifting through space with a constant velocity. The astronaut turns away to look at Earth and several seconds later is 44.2 m behind the ship, at rest relative to the spaceship. The only way to return to the...

### physics

A 87.2 kg astronaut is working on the engines of a spaceship that is drifting through space with a constant velocity. The astronaut turns away to look at Earth and several seconds later is 44.2 m behind the ship, at rest relative to the spaceship. The only way to return to the...

### Physics

A spaceship and its occupants have a total mass of 170000kg . The occupants would like to travel to a star that is 31 light-years away at a speed of 0.40c. To accelerate, the engine of the spaceship changes mass directly to energy. How much mass will be converted to energy to ...

### Physics

A 83.8 kg astronaut is working on the en- gines of a spaceship that is drifting through space with a constant velocity. The astronaut turns away to look at Earth and several sec- onds later is 39.6 m behind the ship, at rest relative to the spaceship. The only way to re- turn ...

### Physics

A vessel at rest explodes breaking into three pieces. Two pieces, having equal mass fly off perpendicular to one another with the same speed of 30 m/s. The third piece had three times the mass of each other piece. What are the magnitude and direction of its velocity ...

### Physics

A spaceship with a mass of 4.60 10^4 kg is traveling at 6.30 10^3 m/s relative to a space station. What mass will the ship have after it fires its engines in order to reach a speed of 7.84 10^3 m/s? Assume an exhaust velocity of 4.86 10^3 m/s.

### physics

17. A shell having a mass of 25kg is fired horizontally eastward from a cannon with a velcoity of 500m/s. If the mass of the cannon is 1000kg, what is the magnitude and direction of the velocity of recoil? 18. A bomb having a mass of 8kg explodes into two pieces that fly out ...

### Physics

17. A shell having a mass of 25kg is fired horizontally eastward from a cannon with a velcoity of 500m/s. If the mass of the cannon is 1000kg, what is the magnitude and direction of the velocity of recoil? 18. A bomb having a mass of 8kg explodes into two pieces that fly out ...

### physics

A 2.40 kg firecracker explodes into two pieces and produces 170 J of heat, light, and sound energy. One of the pieces has a mass of 0.800 kg and a speed of 4.50 m/s after the explosion. If the mass of the other piece is 1.20 kg, what is its speed after the explosion?

### space

A space capsule needs to have its speed inceased slightly to set it on course.A spaceship moves up slowly to the capsule, and makes contact with it.The spaceship's rocket engine is fired for 10s. The gases exert a forward force of 12000n on the spaceship during the time the ...

### Physics

With the engines off, a spaceship is coasting at avelocity of +260m/s through outer space. The ship carries rockets that are mounted in firing tubes, the back ends of which are closed. It fires a rocket straight ahead at an enemy vessel. The mass of the rocket is 1100kg, and ...

### Physics

1. An 80.0-kg astronaut is floating at rest a distance of 10.0 m from a spaceship when she runs out of oxygen and fuel to power her back to the spaceship. She removes her oxygen tank (3.0 kg) and flings it into space away from the ship with a speed of 15 m/s. At what speed ...

### Physics

1. An 80.0-kg astronaut is floating at rest a distance of 10.0 m from a spaceship when she runs out of oxygen and fuel to power her back to the spaceship. She removes her oxygen tank (3.0 kg) and flings it into space away from the ship with a speed of 15 m/s. At what speed ...

### physics

An object at rest explodes into three pieces of equal mass.One moves east at 20.0 m/s,a second moves southeast at 30.0 m/s. What is the velocity of the third piece? The vector sum of the momenta of the three pieces must be zero, since it was zero to begin with. The two pieces ...

### physics

a spaceship is moving at 1000 m/s release a satellite of mass 1000 kg at a speed of 10 000 m/s. what is the mass of the spaceship if it slows down to a velocity of 910 m/s?

### physics

a spaceship is moving at 1000 m/s release a satellite of mass 1000 kg at a speed of 10 000 m/s. what is the mass of the spaceship if it slows down to a velocity of 910 m/s?

### Physics

A spaceship is launched from the Earth's surface with a speed v. The radius of the Earth is R. What will its speed be when it is very far from the Earth? (Use any variable or symbol stated above along with the following as necessary: G for the gravitational constant, m for the...

### Physics

A spaceship is launched from the Earth's surface with a speed v. The radius of the Earth is R. What will its speed be when it is very far from the Earth? (Use any variable or symbol stated above along with the following as necessary: G for the gravitational constant, m for the...

### gravity

A spaceship is launched from the Earth's surface with a speed v. The radius of the Earth is R. What will its speed be when it is very far from the Earth? (Use any variable or symbol stated above along with the following as necessary: G for the gravitational constant, m for the...

### physics

A 65kg astronaut (including spacesuit and equipment), is floating at rest a distance of 6m from the spaceship when she runs out of oxygen and fuel to power her back to the spaceship. She removes her oxygen tank (3.0 kg) and flings it away from the ship at a speed of 15 m/s ...

### physics

You are hired to check the technical validity of a futuristic space mystery production. The scene takes place during the rst manned trip to Pluto's moon, Charon. Sally Skywalker is outside the spaceship repairing some hardware, when her safety line to the spaceship ...

### physics

A friend in a spaceship travels past you at a high speed. He tells you that his ship is 20m long and that the identical ship you are sitting in is 19m long. According to your observations, (a) how long is your ship?? (B) how long is his ship?? (c) what is the speed of your ...

### Math

Steven bought a piece of meat and cut it into three pieces. The mass of the first piece of meat was 5/8 of the mass of the second piece of meat. The mass of the second piece of meat was 4/7 of the mass of the third piece of meat. a. Find the ratio of the mass of the first ...

### Physics

Two ships in a heavy fog are blowing their horns, both of which produce sound with a frequency of 165.0 Hz One ship is at rest; the other moves on a straight line that passes through the one at rest. If people on the stationary ship hear a beat frequency of 3.5 Hz, what is the...

### physics

An unknown object with mass M slides on a smooth frictionless surface with a speed of 35.0 m/s along the x-axis. Suddenly it explodes into two pieces, P and Q, which move in different directions as shown in the figure below. Determine the final velocity of both fragments if ...

### Physics MCAT, Help please

A box of mass m = 6kg slides with speed v = 4 m/s across a frictionless floor. It suddenly explodes into two pieces. One piece, with mass m1 = 2kg moves in the same direction with speed v1 = 8m/s. Find the velocity of the second piece. Its answer is 2 m/s , but I don't know ...

### Physics

A fireworks rocket is moving at a speed of 48.4 m/s. The rocket suddenly breaks into two pieces of equal mass, which fly off with velocities v1 and v2, as shown in the drawing. What is the magnitude of (a) v1 and (b) v2? In the image the two pieces are going off in a right ...

### Physics

A fireworks rocket is moving at a speed of 48.4 m/s. The rocket suddenly breaks into two pieces of equal mass, which fly off with velocities v1 and v2, as shown in the drawing. What is the magnitude of (a) v1 and (b) v2? In the image the two pieces are going off in a right ...

### physics

A firecracker in a coconut blows the coconut into three pieces. Two pieces of equal mass fly off south and west, perpendicular to each other, at 21m/s . The third piece has twice the mass as the other two. What is the speed of the third piece? What is the direction of the ...

### physics

A firecracker in a coconut blows the coconut into three pieces. Two pieces of equal mass fly off south and west, perpendicular to each other, at 25 m/s. The third piece has twice the mass as the other two. 1. What is the speed of the third piece? 2. What is the direction of ...

### physics

After several large firecrackers have been inserted into its holes, a bowling ball is projected into the air using a homemade launcher and explodes in midair. During the launch, the 5.33-kg ball is shot into the air with an initial speed of 11.3 m/s at a 42.9° angle; it ...

### science

A spaceship of mass 2000kg is moving towards planet Earth. Calculate the magnitude of the force that the earth exerts on the spaceship when the spaceship is 100km above the surface of the Earth. The Earth has a mass of 6*10 to the power of 24 kg and a radius of 6,4*10 to the ...

### Physics

A rocket with a mass M moves along an x axis at the constant speed vi=40 m/s. A small explosion separates the rocket into a rear section (of mass m1) and a front section; both sections move along the x axis. The relative speed between the rear and front sections is 20 m/s. ...

### physics

Spaceship 1 and Spaceship 2 have equal masses of 300 kg. Spaceship 1 has a speed of 0 m/s, and Spaceship 2 has a speed of 4 m/s. What is the magnitude of their combined momentum?

### Physics

With the engines off, a spaceship is coasting at a velocity of +210 m/s through outer space. It fires a rocket straight ahead at an enemy vessel. The mass of the rocket is 1350 kg, and the mass of the spaceship (not including the rocket) is 2.5 106 kg. The firing of the rocket...

### Physics

A missile is shot straight up into the air. At the peak of its trajectory, it breaks up into three pieces of equal mass, all of which move horizontally away from the point of the explosion. one piece travels in a horizontal direction of 28degrees east of north with a speed of ...

### physics

A 41.0-kg body is moving in the direction of the positive x axis with a speed of 306 m/s when, owing to an internal explosion, it breaks into three pieces. One part, whose mass is 8.0 kg, moves away from the point of explosion with a speed of 326 m/s along the positive y axis...

### Physics

a rocket following a parabolic path through the air suddenly explodes into many pieces. what can you say about the motion of this system. and If only an external force can change the momentum of the center of mass of an object, how can the internal force of the engine ...

### Math repost for Andy

math - Andy, Thursday, October 25, 2007 at 7:37pm can you please help me with this math problem? If you can here is the question: Seventy-five years ago, pharmacists weighed medicine on balances like the ones you have been using. The mass pieces were very expensive, so a ...

### Physics

If there was a way to accelerate a spaceship close to the speed of light to go visit some neighboring star system, one would still face the problem that every particle the spaceship finds on its way will be a projectile hitting it with almost the speed of light, causing ...

### science

if you cut the marble into two equal pieces, what will be the density , mass and volume of one of those pieces.

### Physics

On new year eve,a fire work rocket is launched vertically into the night sky with an initial speed of45m/s .After 2.55s ,the coasting rocket then explode and break into two pieces with an equal mass .Each pieces follow trajectory of 45 degree to the verticle . Find their speed...

### Science

I am reading a book called Angels and Demons by Dan Brown and in the book they talk a lot about antimatter. Does this exist or is it just fictional? If it does exist, is it really a weapon of mass destruction? They say in the book only 1 gram of antimatter can devastate about ...

### chemistry--last time i promise

CO(g) + H2O(g)-->CO2 + H2 (g) reaction occurs in a 2.0 Ll reactor at 800 degrees celsius. The reaction conditions are such that a complete conversion of reactants into products results. The reactor is charged initially with 5.0 atm of CO and 8.0 atm of water vapor. ...

### physics

An unstable nucleus with a mass of 18.0 ✕ 10-27 kg initially at rest disintegrates into three particles. One of the particles, of mass 5.0 ✕ 10-27 kg, moves along the positive y-axis with a speed of 9.0 ✕ 106 m/s. Another particle, of mass 7.4 ✕ 10-27 kg, moves along ...

### physics

An object initially at rest on a horizontal OX axis explodes into two pieces . One piece moves just after explosion along the axis OX with a speed of 6m/s. What are the direction and the magnitude of the velocity of the second piece whose mass is three times that of the first?

### Physics

A spaceship lifts off from the Earth with constant acceleration. 9 seconds into the flight, a small piece of the ship breaks off and falls back to the Earth. If the piece hit the ground 11.5 seconds after breaking off from the spaceship, what is the spaceship’s acceleration...

### Physics

A small spaceship whose mass is 1.5x10^3 kg (include-ing an astronaut) is drifting in outer space with negligible gravitational forces acting on it. If the astronaut turns on a 10 kW laser beam, what speed will the ship attain in 1.0 day because of the momentum carried away by...

### physics

A ship approaches saturn at 10.4km/s and saturns speed is 9.6km/s (relative to the sun). Take the interaction as elastic collision. Saturns mass is greater than the space ship. Find the speed of the ship after it goes around Saturn.

### physics

A railroad car containing explosive material is initially traveling south at a speed of 4.5 m/s on level ground. The total mass of the car plus explosives is 2.9 104 kg. An accidental spark ignites the explosive, and the car breaks into two pieces, which then roll away along ...

### Physics

The exact mass of the moon was not determined until the Apollo lunar orbiter went into orbit around the moon. They used the period and the orbital radius to find the mass. But since you already know the mass of the moon, if the spaceship was orbiting 485 km above the surface ...

### physics

a small spacecraft of mass m is moving in a straight line at a speed of 8.00m/s.It suddenly breaks into pieces .one piece of mass m/3 moves of with a velocity of 2.00m/s at an angle of 30 degrees to the original motion.Calculate the velocity as a vector of the other piece of ...

### physics

A 0.44 kg object connected to a light spring with a spring constant of 22.0 N/m oscillates on a frictionless horizontal surface. The spring is compressed 4.0 cm and released from rest. (a) Determine the maximum speed of the mass. 28.28 cm/s (b) Determine the speed of the mass ...

### Physics

An unstable nucleus with a mass of 18.0 ✕ 10-27 kg initially at rest disintegrates into three particles. One of the particles, of mass 4.1 ✕ 10-27 kg, moves along the positive y-axis with a speed of 8.0 ✕ 106 m/s. Another particle, of mass 7.7 ✕ 10-...

### Physics

An unstable nucleus with a mass of 18.0 ✕ 10-27 kg initially at rest disintegrates into three particles. One of the particles, of mass 4.1 ✕ 10-27 kg, moves along the positive y-axis with a speed of 8.0 ✕ 106 m/s. Another particle, of mass 7.7 ✕ 10-...

### Physics

an object at rest explodes into three pieces of equal mass. one moves east at 20 m/s a second moves southeast at 30 m/s what is the velocity of the third piece??

### science

suppose a cube of jell-o is cut into two pieces. What property stays the same when comparing the original piece with one of the new pieces? a. density b. mass c. volume d. surface area

### Physics

1) Let's continue to investigate your space vacation from last week. Your spaceship, which has a proper length of 300 m, passes near a space platform while you are moving at a relative speed of 86% the speed of light (so v=0.86*c). What is the length of the spaceship when ...

### physics question

1) Let's continue to investigate your space vacation from last week. Your spaceship, which has a proper length of 300 m, passes near a space platform while you are moving at a relative speed of 86% the speed of light (so v=0.86*c). What is the length of the spaceship when ...

### physics

A spaceship travels with a speed of 0.3c as it passes by the Earth on its way to a distant star, as shown in the diagram below. The pilot of the spaceship measures the length of the moving ship as 40 m. 0.3 c Earth Determine its length as measured by a person on Earth. Answer ...

### physics question

A spacecraft in the shape of a long cylinder has a length of 100 m, and its mass with occupants is 1660 kg. It has strayed too close to a black hole having a mass 103 times that of the Sun (Msun = 1.99 x 1030 kg). The nose of the spacecraft points toward the black hole, and ...

### physics

A rotating door is made from four rectangular sections, as indicated in the drawing. The mass of each section is 86 kg. A person pushes on the outer edge of one section with a force of F = 61 N that is directed perpendicular to the section. Determine the magnitude of the door'...

### Physics

Consider a spaceship located on the Earth-Moon center line (i.e. a line that intersects the centers of both bodies) such that, at that point, the tugs on the spaceship from each celestial body exactly cancel, leaving the craft literally weightless. Take the distance between ...

### Weight Is Force! Science

A space ship has a mass of 9000kg. The spaceship is launched from the Earth and lands on a distant planet where it has a weighted of 39000 N. What is the acceleration of gravity on this planet?

### physic

an enemy spaceship is moving toward your starfighter with a speed of 0.4c, as measured in your reference frame. The enemy ship fires a missile toward you at a speed of 0.7c relative to the enemy ship. If you measure the enemy ship to be 8.0 x 10^6 km away from you when the ...

### Physics

An astronaut of mass 82.2 kg is 31.2 m far out in space, with both the space ship and the astronaut at rest with respect to each other. Without a thruster, the only way to return to the ship is to throw his 0.502 kg wrench directly away from the ship. If he throws the wrench ...

### Calculus

Okay so I have the following question and I am totally stuck: Newton's Law of Gravitation says that the magnitude F or the force exerted by a body of mass m on a body of mass M given by F=(GmM)/r^2 where G is the gravitational constant and r the distance between the bodies. A ...

### Physics

A 3.0kg object originally at rest explodes and splits into three fragments. One fragment has a mass of .50kg and flies off along the negative x-axis at a speed of 2.8m/s, and another has a mass of 1.3kg and flies off along the negative y-axis at a speed of 1.5m/s. What are the...

### Physics

A stick of dynamite (190 g) contains roughly 10 J of chemical energy that is transformed into mechanical energy and heat during an explosion. A 1000 kg rock in outer space is at rest with respect to a spaceship. An astronaut blows up the rock with one stick of dynamite. ...

### Physics

A stick of dynamite (190 g) contains roughly 10 J of chemical energy that is transformed into mechanical energy and heat during an explosion. A 1000 kg rock in outer space is at rest with respect to a spaceship. An astronaut blows up the rock with one stick of dynamite. ...

### 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 ...

### physics

An unstable nucleus of mass 17x10^-27 kg, initially at rest, disintegrates into 3 particles. One of the particles, of mass 5x10^-27kg, moves along the positive y axis with a speed of 6.0x10^6m/s. Another particle, of mass 8.4x10^-27kg, moves along the positive x axis with a ...

### Physics

A spacecraft in the shape of a long cylinder has a length of 100 m, and its mass with occupants is 1770 kg. It has strayed too close to a black hole having a mass 109 times that of the Sun. The nose of the spacecraft points toward the black hole, and the distance between the ...

### physics

A firework whose mass is 7kg is launched vertically up into the air. After it reaches its the height of 160m, it blasts and splits into two pieces; pieces A and B. The two pieces fly off and travel horizontally. The blasts of the fireworks lasts 10ms. Piece A (mass of 1.50kg...

### physics

A firework whose mass is 7kg is launched vertically up into the air. After it reaches its the height of 160m, it blasts and splits into two pieces; pieces A and B. The two pieces fly off and travel horizontally. The blasts of the fireworks lasts 10ms. Piece A (mass of 1.50kg...

### science

If mass M explore into three pieces two of equal to M/4 move perpendicular to each other with 3m/s 4m/s determined velocity of third

### Chemistry

A spaceship from another planet travels at a speed of 4.27 googs/mulm. There are 256 googs in a meter and 8000 mulum in one hour. What is the spaceship speed in meters per second?

### Physics

1. How is it that you could list five different speeds you are going at this moment? 2. A ship with a mass of 1.0 x 10^4 kg has engines capable of an acceleration equal to - 2 m/ s^2. Suppose the ship approaches the dock at a speed of 20.0 m/ s. How much time does the ship ...

### phys

a spaceship travels with a speed of 0.7c as it passes by the Earth on its way to a distant star. The pilot of the spaceship measures the length of the moving ship as 50m. Determine its length as measured by a person on Earth. Answer in units of m. for this question, do I just ...

### phys

a spaceship travels with a speed of 0.7c as it passes by the Earth on its way to a distant star. The pilot of the spaceship measures the length of the moving ship as 50m. Determine its length as measured by a person on Earth. Answer in units of m. for this question, do I just ...

### PHYSICS

A ball of mass m at rest at the coordinate origin exploded into three equal pieces. At a certain instant, one piece is on the x-axis at x=40cm, and another is at x=20cm, y= -60 cm. Where is the third piece at that instant.

### math

The cruising speed of a Boeing 767 in still air is 530 mph. Suppose that a 767 is cruising directly east when it encounters an 80 mph wind blowing 40 degrees south of west. Sketch the vectors for the velocities of the airplane and the wind. Express both vectors in ordered pair...

### phys

The proper length of one spaceship is 5 times that of another. The two spaceships are travelling in the same direction and, while both are passing overhead, an Earth observer measures the two spaceships to be the same length. If the slower spaceship is moving with a speed of 0...

### physical

During July 1995 the comet Shemaker-Levy 9 smashed into Jupiter in a spectacular fashion. The comet actually consisted of 21 distinct pieces, the largest of which had a mass of about 4x1012 kg and a speed of 6x104 m/s. Jupiter, the largest planet in the solar system , has a ...

### Physics

A spaceship approaches Starbase Beta with an initial velocity moving in the +x direction. The ensign sets the ship’s computer to initiate a braking program starting at time t = 0. After this time the computer controls the ship’s x-velocity according to until the ship docks...

### Physics

As part of a daring rescue attempt, the Millennium Eagle coasts between a pair of twin asteroids, as shown in the figure below where d1 = 2.55 km and d2 = 1.28 km. The mass of the spaceship is 2.53 x10^7 kg and the mass of each asteroid is 3.70x10^11 kg. Find the speed of the ...