Aparticle is moving in a straight line with a constant acceleration of 6.0 m/s^2. as it passes point, a, its speed is 2.0 m/s. what is the speed 10 s after passing a?

Clothes dryer uses about 7 amps of current from a 240 volt line. how much power does it use?

Determine the age of a fossil if it had only one eighth of its original carbon-14 content remaining?

Light from a sodium lamp passes through a diffraction grating that has 1000 slits per millimeter. the interference pattern is viewed on a screen 1.000 m behind the grating. the first (m = 1) two bright yellow fringes that are visible are 0.7288 m and 0.7300 m from the central maximum. what are the wavelengths of these two fringes?