Physical form in which a substance can exist

Cart 1 with mass 10.0 kg travels with a velocity of 5.00 m/s and collides with an identical cart. If the collision between the two carts is elastic what is the kinetic energy of the system after the collision

According to the law of reflection, if the angle of incidence is 45 degrees, what is the angle of reflection? 135 degrees 180 degrees 90 degrees 45 degrees

When you stand at rest on a floor, the number of vertical forces acting on you is?

Which subatomic particles are in the nucleus of an atom? Question 17 options: electrons only protons and neutrons

The visible spectrum of sunlight reflected from Saturn's cold moon Titan would be expected to be (a) continuous; (b) an emission spectrum; (c) an absorption spectrum.

A frog in a hemispherical pod finds that he just floatswithout sinking in a fluid of density 1.25 g/cm3. If the pod has a radius of3.00 cm and negligible mass, what isthe mass of the frog?

What is the reasonable estimate for Lim g (x)

Do tides depend more on the strength of gravitational pull or on the difference in strengths? explain.

Which of the following scenarios would create the most friction between the two surfaces? A.) a shoe with a rubber sole moving against a smooth tile floor B.) a shoe with a wooden sole moving against a smooth tile floor C.

A ball is dropped from rest from the top of a building. what force is responsible for the downward motion of the ball?