1)The ________ explains how our solar system probably formed from a giant cloud of
A) gases and dispersed solid particles B) extrastellar solar hypothesis, C) planetary compression theory, D) protogalactic theory, E) nebular hypothesis
2) Which of these is the oldest object in the solar system?
A)The Moon, B) Earth, C) Jupiter, D) Mars, E) All objects in our solar system are approximately the same age
3) Choose the option that does not fit the pattern.
A)Earth,B) Venus , C)Mars, D) Jupiter
4) Which of the following does NOT support the idea of the Big Bang Theory?
A) The relative abundance of ~75% H and ~25% He in the universe, B) The presence of Cosmic Microwave Background Radiation everywhere in the Universe, C) The distribution and location of other galaxies, D) Other Galaxies exhibiting a blue-shift in the light spectra
5) Which of the following statements concerning ring satellites of the planets is true?,
A)They are present around Saturn and Jupiter, but not around Uranus and Neptune, B) They are present around terrestrial planets, C) They are thin, solid disks revolving around the parent planets in polar orbits, D) They consist of concentrations of tiny particles