1. What is work done in holding a 15kg suitcase while waiting for a bus for 15 minutes?

Which property of metals allows corrosion to take place? reactivity malleability ductility conductivity Description

At the beginning of a bobsled race, teammates push their bobsled along the track before jumping into it. a. Before the teammates jump in, they push the bobsled (m = 150 kg) from rest to a speed of 4.2 m/s.

If the pressure acting on a given sample of an ideal gas at constant temperature is tripled, what happens to the volume of the gas? a) The volume is reduced to one-third of its original value.

Um bloco de ferro tem um volume de 50cm³ a 0°C. determine até qual temperatura devemos aquecê-lo a fim de que seu volume seja igual a 50,425cm³. Dado: coeficiente de dilatação linear do ferro = 12.10^-6 °C^-1.

What are factors that would change the position of the wave lengths measured? (There are more than one answer.) a) size of the tube b) tuning fork frequency c) distance between the tuning fork and tube d) room temperature e) area of the tube

How fast must a 0.142-kg baseball move in order to have the same momentum as the bus?

What is resistance? Difference between resistance and resistivity.

What is meant by the statement, "a thermometer measures its own temperature"?

How does electrical forces act on a maglev train

Three identical 6.0-kg cubes are placed on a horizontal frictionless surface in contact with one another.