Science

PhysicsQ&A LibraryIn 1986, an enormous iceberg broke away from the Ross Ice Shelf in Antarctica. It was an approximately rectangular prism 160 km long, 40.0 km wide, and 250 m thick. (a) What is the mass of this iceberg, given that thedensity of ice is 917 kg/m3? (b) How much heat transfer (in joules) is needed to melt it? (c) How many years would it take sunlight alone to melt ice this thick, if the ice absorbs an average of 100 W/m2 , 12.00 h per day?Start your trial now! First week only $4.99!*arrow_forward*

Question

In 1986, an enormous iceberg broke away from the Ross Ice Shelf in Antarctica. It was an approximately rectangular prism 160 km long, 40.0 km wide, and 250 m thick. (a) What is the mass of this iceberg, given that the

density of ice is 917 kg/m^{3}? (b) How much heat transfer (in joules) is needed to melt it? (c) How many years would it take sunlight alone to melt ice this thick, if the ice absorbs an average of 100 W/m^{2 }, 12.00 h per day?

Tagged in

Science

Physics

Find answers to questions asked by students like you.

Q: A ball tied to a light string is whirled in a perfect horizontal circle with a constant speed of 3.5...

A: Work done is force time displacement in the direction of the force. When the ball moves with a const...

Q: A ball dropped from rest is traveling 13.0m/s after 0.5s. (a) How far would this ball fall in 15s an...

A: Click to see the answer

Q: A 330 N sphere 0.20 m in radius rolls, without slipping 6.0m down a ramp that is inclined at 37 degr...

A: Given: The weight of the sphere is 330 N. The radius of sphere is 0.20 m. The length of the ramp is ...

Q: A 130.9 g sample of water at 16.9 degrees Celsius is heated to steam at 141.8 degrees Celsius. How m...

A: Introduction: Specific heat is the amount of heat energy in joule require to increase the temperatur...

Q: . Your house will be empty for a while in cold weather,and you want to save energy and money. Should...

A: First, we have to understand that every house is different and therefore, optimal setting depends on...

Q: Please Do Part D And E

A: Click to see the answer

Q: Two children (m = 28.0 kg each) stand opposite each other on the edge of a merry-go-round. The merry...

A: moment of inertia of merry go round = (1/2)(mass of merry go round)(Radius)2 Imerry = (1/2)(162)(1.4...

Q: A hydrogen atom has an angular momentum of 5.273x10-34kg.m2/sAccording to the Bohr model, what is th...

A: It is given that, L=5.273×10-34 kg.m2/s

Q: physics help

A: The graph in C represents the car's positions over the course. The plot consists of four parts such ...

Q: A hollow palladium (ppd = 1.202 x 104 kg/m 3) spherical shell of mass m = 0.9760 kg floats in water ...

A: (a) The radius of the sphere is given as shown below. FB=mgVWρWg=mgVWρW=m43πR3ρW=mR=mρW34π3=0.9760 k...

Q: two linear waves have the same amplitude and speed and otherwise are identical except one half the w...

A: The energy transmitted by a wave is related to the square of its frequency and can be represented as...

Q: The variable blank describes how fast something is going at any moment? A) average speed B) instanta...

A: Q1) Answer; (Instantaneous speed)When a cop pulls you over for speeding, she clocked your car's inst...

Q: Through questionable means, you have acquired 5.10 m³ of glycerin. In an attempt to sell it, you tra...

A: Given that Volume of the glycerin, V0=5.1 m3 Initial temperature, Ti=68.80 F =20.440C Final temperat...

Q: You have a light spring which obeys Hooke's law. This spring stretches 2.70 cm vertically when a 2.5...

A: (a) The force applied to the spring is equal to the weight of the object suspended on it, so that th...

Q: Fig. 1.1 shows the speed-time graph for a car travelling along a horizontal road. 30- speed m/s 25- ...

A: Point of non uniform acceleration at time t = 5 s in the region t = 4 s to t = 7 s.

Q: answer Q 5

A: Given data The track radius is given as r = 7 m. From the concepts of trigonometry in the inside v...

Q: please help me with all parts of this, make sure to double check your answer, i got it wrong, but i ...

A: Given data: f1 = 250 Hz T = 21 C The velocity of sound,v = 331 + 21*0.6 = 343.6 m/s Consider L is ...

Q: please help me with all parts of this, make sure to double check your answer, i got it wrong, but i ...

A: Given: Density of an air ρ=1.29 kg/m3 Amplitude of pressure Pm=5.0×10-3 Pa.

Q: Water is flowing in the pipe shown in the figure below, with the 8.45-cm diameter at point 1 taperin...

A: Given: The diameter of pipe at section 1 d1=8.45 cm. The diameter of pipe at section 2 d2=3.05 cm. T...

Q: I am supposed to find a and b when the cylander has moved 10m along the slope.

A: 4. (a) The translational kinetic energy of the center of mass is, Ktran=12mv2=1210 kg10 m/s2=500 J

Q: Please show all work step by step.

A: Apply the conservation of momentum along x-direction. mAvAx + mBvBx = mCvCx 70*0 + 75*4 = 90*vCx vC...

Q: A bullet of mass m = 8.00 g is fired into a block of mass M = 200 g that is initially at rest at the...

A: Given information: The mass of the bullet, m=8.00 g=8.00×10-3 kg The mass of the block, M=200 g=200×...

Q: A 60kg student stands on a very light rigid board that rests on a bathroom scale at each end as show...

A: Given data: Mass of the student is, m = 60 kg Length of the board is, L= 2 m Position of the student...

Q: The slope of the solid-liquid coexistence curve in the water phase diagram is -135atm/K . At 1 atm, ...

A: Mass of skater = 80 kg Contact Area = 2 cm 2 A = 0.0002 m2 Force = weight of skater F = mg F = 80 * ...

Q: Work A car drives 500 ft on a road that is inclined 12° to the horizontal, as shown in the following...

A: Given, Distance travelled, d=500 ft, Angle, θ=120. Weight of car, m=2500 lb. Force of gravity, F=-25...

Q: A ball tried to a light string is whirled in a perfect horizontal circle with a constant speed of 3....

A: Write the formula for the work done.

Q: A 2.30 kg block is initially at rest on a horizontal surface. A horizontal force F of magnitude 5.31...

A: Apply the force equilibrium condition along the vertical, and determine the normal reaction force as...

Q: A person taking a reading of the temperature in afreezer in Celsius makes two mistakes: first omitti...

A: The person's scale in Celsius degree and correct Fahrenheit temperature is, TCo=-xTFo=x

Q: True or False Even when moving around a corner, there is no acceleration as long as the object has a...

A: The given statement says that there is no acceleration as long as the object has a constant speed, e...

Q: How many electrons can be in the n=5 ,l=3subshell?

A: To find: To find the number of electrons in a sub shell using the given values of n and l

Q: 25. The oil drop representation (right) to the appropriate letter for a velocity-time graph. It is k...

A: The oil drop representation or a dot diagram is a method to represent the position of an object in a...

Q: Consider a system of a cliff diver and the earth. The gravitational potential energy of the system d...

A: Click to see the answer

Q: Please show all work step by step.

A: (a) The velocity of the truck is given by the conservation of momentum. mcvc,1+mtvt,1=mcvc,2+mtvt,2v...

Q: If you double the initial speed of a projectile, what happens to that projectiles range? Assume that...

A: Write the relationship between the projectile range and its initial speed. d=v2sin2θg

Q: A man holding a rock sits on a sled that is sliding across a frozen lake (negligible friction) with ...

A: Click to see the answer

Q: A photomultiplier tube (a very sensitive light sensor), isbased on the photoelectric effect: inciden...

A: The frequency and energy are related as, f=cλE=hcλ

Q: A box is being pushed to the right with 45N of force. The box travels a total of 2.8m to the right. ...

A: Given data The push force is F=45 N The distance covered is d=2.8 m The frictional force is FR=13 N ...

Q: A photon of 3.53 x 10-28 kg.m/s momentum is emittedfrom a hydrogen atom. To what spectrum series doe...

A: Given values: The momentum of photon, p=3.53×10-28 kg.m/s Velocity of light, c=3×108 m/s Planck's co...

Q: A rocket is being launched. After a while, it rises at a constant velocity of 5 miles per second. An...

A: Click to see the answer

Q: (a) It is difficult to extinguish a fire on a crude oiltanker, because each liter of crude oil relea...

A: Given, Total heat, Qt=2.80×107 J.