The tools that describe and plot the night sky for every day of the year are called the (3 points)
A) celestial spheres
B) ecliptic planes
C) orbital paths
D) star charts

Stars x and y are both bluish main sequence stars. star x has a higher absolute brightness than star y. how do the two stars compare? explain

What is the largest meteoroid that has collided with this planet

City b is south of city a, and the 200 mile trip by car takes 4 hours. the cities are 120 miles apart in a straight line. what is the velocity of a trip from city a to city b?