A spinning satellite begins to fold two solar panels inward as shown. How does satellite's angular velocity change as the panels fold in completely? A. It increases.
B. It remains constant.
C. It decreases.
D. It drops to zero.

myth. it was once thought that animals, including cats and dogs, could only see in black and white. however, scientists have proven this to be a myth. in all animals, including humans, the perception of colour is determined by the presence of cells in the eye called cone photoreceptors.

conservation of mass

mass before something happens = mass afterwards

the components of a vector are the parts of the vectors that are to each other.

b perpendicular