Which of the following statements about comets and asteroids is true?
A) All asteroids lie in the asteroid belt between Mars and Jupiter.
B) Only asteroids collide with Earth.
C) There are about 1 million known asteroids in the solar system.
D) Most of the trillions of comets in our solar system have tails.
E) Comets are balls of ice and dust.
Question 2
According to Newton's first law, if a body is moving in the absence of any net external force, describe the continuing motion of the object.
What will be an ideal response?
Apparent and True Orbits of Alpha Centauri.
True-color view of Mars seen through NASA's Hubble Space Telescope in 1999
Jupiter’s Trojan Asteroids
Adapoids and omomyoids had longer snouts and are the first “true” primates.
Which is TRUE about the alternation of generations cycle that is diagramed above?
How to convert verbal statements into algebraic equations (Part 2)