KS3P8L-LP1 - Solar System

When a light ray is drawn what two things must be remembered?

• a) Size and direction
• b) Size and in a straight line
• c) Direction and in a straight line
• d) Direction and speed

What is the name of the star closest to earth?

• a) Andromeda
• b) Pollux
• c) The sun
• d) Sirius

Which keyword defines 'when an object produces it own light'?

• a) Fluorescence
• b) Luminous
• c) Illuminous
• d) Bright

Which key term is defined as 'The branch of science that deals with celestial objects, space, and the physical universe as a whole'?

• a) Astronomy
• b) Astrology
• c) Cosmology
• d) Astrophysics

Drawing models of the solar system have two big problems when drawn to scale.

• a) The distance between the planets is too small AND the relative size of the planets and sun are incorrect.
• b) The shape of the planets AND the relative size of the planets and sun are incorrect.
• c) The distance between the planets is too small AND the shape of the orbit of the planets.
• d) The distance between the planets is too large AND the relative size of the planets and sun are incorrect.

Which of the following official planets are listed showing an increasing distance from the sun?

• a) Mars, Earth, Jupiter
• b) Uranus, Neptune, Pluto
• c) Earth, Mars, Jupiter
• d) Saturn, Mars, Jupiter