Explain the total amount of current flowing through a kitchen circuit and its circuit breaker increases as additional electrical appliances are plugged in and used

"an open tank has the shape of a right circular cone. the tank is 6 feet across the top and 5 feet high. how much work is done in emptying the tank by pumping the water over the top edge? note: the density of water is 62.4 lbs per cubic foot."

He viscosities of several liquids are being compared. all the liquids are poured down a slope with equal path lengths. the liquid with the highest viscosity will

Wavelength, frequency, and energy are related. what happens to a wave as it’s wavelength gets shorter?