1 The diagram below shows the Moon in different positions as it revolves around Earth, as observed from above the North Pole (NP).

Which image correctly represents the Moon at position 8, as observed from Earth?

1         2         3         4        

2 The Sunís position in space is best described as the approximate center of

(1) a constellation
(2) the universe
(3) the Milky Way galaxy
(4) our solar system

1         2         3         4        

3 Compared to Pluto, Mercury moves more rapidly in its orbit because Mercury

(1) is larger
(2) is more dense
(3) is closer to the Sun
(4) has a more elliptical orbit

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4 The diagram below represents two planets in our solar system drawn to scale, Jupiter and planet A.

Planet A most likely represents

(1) Earth          (3) Saturn
(2) Venus         (4) Uranus

1         2         3         4