I) _____ orbit the planets.

• a) asteroids

• b) moon

• c) comets

ii) Bouncing off light from a surface is called______

• a) reduction

• b) reflection

• c) refraction

ii) Bouncing off light from a surface is called______

• reduction

• reflection

• refraction

iii) Smooth surfaces_____ a lot of light.

• reflect

• absorb

2. Name the following:-

a) A line that light travels in.______

2. Name the following:-

b) A lump of ice or dirt that orbits the Sun.__________

2. Name the following:-

c) Any three planets in the solar system._________,________

3. Fill in the blanks:-

Light travels in a ________line.

3. Fill in the blanks:-

b. The Earth takes ________to spin once around its axis.

3. Fill in the blanks:-

c. A______ surface cannot reflect light.