Why is it that the properties of pure substance do not vary from sample to sample

Which of the following statements are true for an adiabatic process? a. During an adiabatic process, the internal energy of the system changes. b. An adiabatic process is carried out at constant temperature. c.

Suppose that two objects attract each other with a gravitational force of 16 units. If the distance between the two objects is doubled, what is the new force if attraction between the two objects?

Dan is gliding on his skateboard at 3.00 m/s. He suddenly jumps backward off the skateboard, kicking the skateboard forward at 8.00 m/s. Dan's mass is 70.0 kg and the skateboard's mass is 6.00 kg. How fast is Dan going as his feet hit the ground?

In what position do the sun earth and moon have to be in during a new moon

Sebutkan aplikasi gerak osilasi fisis

A 25kg object moves from left to right at a speed of 30km/h. What net force is required to keep this object moving in a straight line at constant speed

Ganymede is one of the many moons of jupiter. it is nearly a sperical in shape. it is larger than the planet mercury and slightly smaller than the planet mars.

Which of the following statements about two carts rolling on a track and experiencing a completely inelastic collision is TRUE? a. The kinetic energy of the system is conserved to good approximation. b.

If element X has 17 protons, how many electrons does it have?

A 2.0-kilogram laboratory cart is sliding across a horizontal frictionless surface at a constant velocity of 4.0 meters per second east. What will be the cart's velocity after a 6.0-newton westward force acts on it for 2.