What is matter?

a. matter is an element
b. matter is anything that is made of atoms and that has mass
c. matter is a compound
d. matter is anything that is made of organic substances and is found on the earth

Alarge truck is moving 22.0 m/s. if it’s momentum is 125,000 kg • m/s, what is the trucks mass

Aregular polygon has angkes of size 150° each.how many side has the polygon

Two steel balls, each of mass m, are welded to a light rod of length l and negligible mass and are initially at rest on a smooth horizontal surface. a horizontal force of magnitude f is suddenly applied to the rod as shown. determine (a) the instantaneous acceleration a of the mass center g and (b) the corresponding rate at which the angular velocity of the assembly about g is changing with time.