an electrical iron box having power 400w is operated in 10hours. what will be the energy consumed by the device in commercial unit?

In a "minute to win it" game, cards are placed between cups to stack them. The contestant then pulls the card out in hopes that they will end with a set of stacked cups. Why does this work? There is no friction between the card and the cup.

Driving a motor vehicle is a. A. The constitutional right of every citizen. B. The privilege. C. The law

Do you think holiday lights are an example of parallel or series bulbs in a circuit? explain why?

A complete series circuit consists of a 12.0 V battery, a 4.70 O resistor, and a switch. The internal resistance of the battery is 0.30 O. The switch is open. What does an ideal voltmeter read when placed across the terminals of the switch? 12.0 V 9.

How high will the hill be if a marble is dropped 120cm? This is based off the roller coaster lab using foam pipes without using any loops just one hill

Absolute differences between each observed mass and the accepted value, divided by the accepted value, multiplied by 100%

What forms of energy are produced by a violin

Archimedes' principle can be used to calculate the density of a fluid as well as that of a solid. suppose a chunk of iron with a mass of 390.0 g in air is found to have an apparent mass of 350.5 g when completely submerged in an unknown liquid.

6. What does the slope of a velocity-time graph indicate?

How high was a brick dropped from if if falls in 2.5 seconds?