Question

Choose the BEST answer to the following:

What Einstein discovered about space and time is that they

(a) are separate entities.

(b) are parts of one whole.

(c) follow an inverse-square law.

(d) are special to space travelers.

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Science
Physics

Other

Related Physics Q&A

Find answers to questions asked by students like you.

Q: Choose the BEST answer to the following: The color of light most intense in the solar radiation curv...

A: Solar radiation is electromagnetic radiation ranging from about 0.25 to 0.45 micro meters in wavelen...

Q: Choose the BEST answer to the following: Black is the combination of (a) all the colors together. (b...

A: The black colour is formed when an object absorbs the radiation of all the colors, as an ideal black...

Q: A hand pushes a book against a wall? Both the book and the hand are at rest. 1Are these forces a thi...

A: Draw the free-body diagram of the book.

Q: Choose the BEST answer to the following: A model car with 3 times as much speed as another has a kin...

A: Write the expression for kinetic energy.

Q: Choose the best answer to the following: When you squeeze an air-filled party balloon you increase i...

A: Answer:   di,e Density

Q: Consider the following 3 pieces of the motion for a block that is initially at rest on a floor. (1) ...

A: While the hand is pushing the block and the block is still at rest, the acceleration of block is in ...

Q: Choose the BEST answer to the following: The vibrations in a transverse wave move in a direction (a)...

A: A wave is formed when energy carrying photons or molecules of a medium vibrate at a fixed position. ...

Q: Consider the following 3 pieces of the motion for a block that is initially at rest on a floor. (1) ...

A: Acceleration is the rate of change of velocity. Since, the block slows down and comes to rest, the c...

Q: A projectile is launched from ground level to the top of a cliff which is 195 mm away and 135 mm hig...

A: Let v be the velocity of the projectile which is fired at an angle theta, h be the height of the cli...

Q: Distinguish between sustained oscillations and resonant oscillations.

A: The wave is said to have sustained oscillations, if it has constant amplitude which does not depend ...

Q: If the length of a second pendulum is increased by 1% , how many seconds will it lose in a day?

A: The new time period for of the pendulum is,

Q: A body weighing 10kg has a velocity of 6.0m/s after 1 s of starting from the mean position. If the t...

A: The velocity of the SHM is

Q: A pendulum clock is in an elevator that descends in a free fall. Does it keep the correct time?

A: In free fall motion , the pendulum bob has the same downward acceleration as that of the pendulum su...

Q: 5. A gas is compressed at a constant pressure of 0.800 atm from 9.00 L to 2.00 L. In the process, 40...

A: (a)The expression for the word done is:

Q: Choose the BEST answer to the following: If the current in the filament of a lamp is 3 A, the curren...

A: Answer: Bi,e 3A 

Q: Choose the BEST answer to the following. Spectral lines of the elements are (a) chaotic. (b) ordered...

A: When emission happens, higher energy quantum state (excited state) of a particle transitions to a lo...

Q: Hello, can you help me with all the parts in this question, there are 4 total parts attached as 2 sc...

A: a)The required time to reach maximum height is,      

Q: Which of the following is (are) true?  A.The electric flux through a closed surface whose volume hol...

A: The gauss’s law state that the electric flux through a closed surface depends on the net charge in t...

Q: Gold, which has a density of 19.32 g/cm3, is the most ductile metal and can be pressed into a thin l...

A: (a) Consider the density of the gold be ρ, the mass of the sample of gold be m, the volume of the sa...

Q: The amount of air drag on an 0.8-N flying squirrel dropping vertically at terminal velocity is (a) l...

A: The weight of the object, and the air resistance on it have the same magnitude, when the object flie...

Q: Three charged particles are at the corners of an equilateral triangle as shown in the figure below. ...

A: Charges,Distance,

Q: Choose the BEST answer to the following: When 100 J are put into a device that puts out 40 J of usef...

A: Given:Output energy=40JInput energy=100J

Q: A LASER is a source of very intense, monochromatic, and unidirectional beam of light. These properti...

A: Click to see the answer

Q: Find expression for particle velocity and acceleration in SHM. What is their phase relationship.

A: The general expression for the displacement in a SHM is

Q: Hello, can you help me with this problem, I had asked this question previously and had recieved this...

A: Click to see the answer

Q: A 2-kg mass holds a total charge of -2 C. Near the surface of a planet where g = 10 N/kg, we see it ...

A: The required electric field is,

Q: Two blocks connected by a cord passing over a small, frictionless pulley rest on frictionless planes...

A: The equation for the net force of the both block is,

Q: The angular frequency and amplitude of a simple pendulum are w and A respectively. At a displacement...

A: The velocity of the particle executing SHM is

Q: Choose the BEST answer to the following: An airplane with its nose pointing north with an airspeed o...

A: Write the expression speed relative to the ground

Q: Explain the terms (i) free vibrations (ii) resonant vibrations.

A: Click to see the answer

Q: William Tell must split the apple atop his son's head from a distance of 21 mm . When William aims d...

A: Click to see the answer

Q: Choose the BEST answer to the following: A torque is a force (a) like any other force. (b) multiplie...

A: Torque is the winding force that tends to cause rotation.Mathematically it can expressed as

Q: Choose the best answer to the following: When wind speeds up as it blows over the top of a hill, atm...

A: Air pressure decreases when a person go up in height.

Q: A ball is thrown horizontally from the roof of a building 7.9 mm tall and lands 9.9 mm from the base...

A: Click to see the answer

Q: Choose the BEST answer to the following: The blueness of the daytime sky is due mostly to light (a) ...

A: The very fine particles in the atmosphere scatter the sunlight as it passes through.

Q: Hello, can you help me with this problem, all the parts, provide in-depth work. There are 2 total pa...

A: Given:Initial Horizontal velocity of the diver from the top of the vertical cliff, uH = 2.3 m/sIniti...

Q: Choose the BEST answer to the following: The compressions and rarefactions in sound normally travel ...

A: Sound waves are produced by vibration of molecules in a medium through which the sound wave travels....

Q: Choose the BEST answer to the following. When an element ejects an alpha particle, the mass number o...

A: Generally nuclear decay changes the number of protons in the nucleus of an atom and changes the elem...

Q: 4. As noted in the preceding example, the Sun delivers about 1 000 W/m² of energy to the Earth's sur...

A: (a)Area of roof,

Q: The position of an object moving along x-axis is given by x = a + bt2 where a= 8.5 m, b = 2.5 m s-2 ...

A: Velocity is the time derivative of displacement of the object. The magnitude of velocity id given by

Q: Choose the BEST answer to the following: The process of boiling water tends to (a) warm the water. (...

A: The process that turns the liquid into the vapor is boiling process. In this process, the temperatur...

Q: Choose the BEST answer to the following. The discrete orbits of electrons is best understood when mo...

A: Electrons orbit in only certain orbits because according to quantum mechanics, the electrons are con...

Q: Pick the best answer for the following: tension force _____________. 1pulls along a rope. 2pulls...

A: Click to see the answer

Q: A pendulum is taken to Moon. Will it go slower or faster in comparison with the Earth?

A: An unmodified pendulum clock will only run about 40 percent as quickly as it would on Earth since th...