A 320-g air track cart traveling at 1.25 m/s collides elastically with a stationary 270-g cart. What is the speed of the 270-g cart after the collision?

A) 0.678 m/s
B) 0.106 m/s
C) 1.36 m/s
D) 1.14 m/s
E) 2.72 m/s


C

Physics & Space Science

You might also like to view...

A spaceship leaves Earth at 70.0% the speed of light. How fast must the spacecraft launch a shuttlecraft with respect to the ship so that it appears, from Earth, to be moving 98.7% the speed of light away

A) 0.928c B) 0.966c C) 0.987c D) 0.972c E) 0.911c

Physics & Space Science

Which of the following does not travel at light speed?

A) light B) radio waves C) X-rays D) infrared waves E) Actually all of these travel at light speed.

Physics & Space Science

The "zodiac" is ________.

A. a pink-colored glow above the horizon due to scattered sunlight B. a series of astrological signs C. a band of stars falling along the Celestial Equator D. a belt-shaped region of the sky surrounding the ecliptic E. a group of constellations through which the Sun passes on the equinoxes

Physics & Space Science

What is the wavelength of the most intense light emitted by a giant star of surface temperature 5000 K? The constant in Wien's law is 0.00290 m ? K

A) 582 nm B) 580 nm C) 576 nm D) 578 nm

Physics & Space Science