Answer:
Spiral galaxies, barred spiral galaxies, and lenticular galaxies have a clearly defined disk component Spiral Galaxies consist of a central bulge and protruding arms. Sometimes, they have two arms that connect in a bar that crosses the center, and this is called a barred spiral galaxy.
A. Decreasing negatively, velocity is constant
B. Object at rest, velocity is zero
C. Decreasing negatively, velocity is constant
D. Increasing positively, velocity is constant
Should be an air tight seal
Answer:
u = v * cos α
Explanation:
The velocity u is the horizontal component of the velocity v.
Answer: It is a common sense as the ball has fallen halfway, half of its potential energy is converted into the kinetic energy