A car drives on a highway with speed of 68mi/h. what is this speed in km/h?

Which process do hydrogen atoms use to make the Sun's energy?

Light of wavelength 700 nm is incident on the face of a fused quartz prism (n 5 1.458 at 700 nm) at an incidence angle of 75.0°. the apex angle of the prism is 60.0°.

A capacitor is connected to an AC generator. As the generator's frequency is increased, what happens to the current in the capacitor? A) The current increases B) The current decreases C) The current does not change.

In a grocery store you push a 12.5 kg shopping cart

A circuit has a voltage drop of 60.0 V across an 80.0 resistor that carries a current of 0.750 A. What is the power used by the resistor? Use P = VI. A. 60.0 W B. 45.0 W C. 4800.0 W D. 2.00 W

What two equations can be used to determine the speed of a wave

Which force has an infinite range and is always attractive?

A ramp with a mechanical advantage of 8 lifts objects to a height of 1.5 meters how long is the ramp

Sodium, atomic number 11, forms an ionic bond with an atom of an unknown element. What is one possible choice for the ther element in the compound?

A ship leaves the island of Guam and sails a distance 255 km at an angle 49.0 o north of west. Part A: In which direction must it now head so that its resultant displacement will be 125 km directly east of Guam?