Mrs. F. J. Beukes

Hoërskool Generaal Hertzog

The MOON•Rotates on own axis

•Orbit earth in 27,8 days

•Moves with Earth around sun

•Function:

•Stabilises axial tilt of Earth

•Regulates ocean tides

•Tilt of Earth regulates seasons:

•South pole towards sun –

Southern Hemisphere has summer

•North pole towards sun –

Northern Hemisphere has summer

DARK SPOTS = CRATERS

SOLAR eclipse...

…eclipse of the sun.

LUNAR eclipse…

…eclipse of the moon.

1.1 Seasons

1.2 Crater

1.3 Lunar eclipse – Eclipse of the moon

1.4 Solar eclipse – Eclipse of the sun

1.5 Full moon

2.1 Description:

The moon always has the same side facing the earth and it

reflects light from the sun. Has dark spots which are called

craters.

2.2 Movement…

…own axis: Rotates on own axis.

…around earth: Orbits earth in 27,8 days.

…around sun: Orbits with earth around sun in 365,25 days.

2.3 Function:

Stabilises the axial tilt of the earth and regulates ocean tides.

2.4 Full moon:

The phase of the moon where the earth is between the sun and

the moon.

2.5 New moon:

The phase of the moon where the moon is between the sun and

the earth.

2.6 Eclipse of the moon:

Occurs when the earth is between the sun and the moon. The

moon becomes very dark, but can have a red halo due to light

being refracted by the earth’s atmosphere. Also called a lunar

eclipse.

3. Lunar eclipse & Solar eclipse