Phases of the Moon

Front

The Moon's shape depends on...

Back

The apparent shape of the Moon depends upon the changing relative positions of the Earth, Moon, and Sun.

Front

How do we know that the same side of the Moon is always visible from Earth?

Back

The moon's periods of rotation and revolution are equal

Front

The Earth's closest and farthest points from the sun occur during which Months?

Back

Observations of the sun’s angular diameter tell us that Earth is closest to the sun in January and farthest from the sun in July.

Front

Back

Diagram showing the relationship between angular diameter, linear diameter, and distance.

Front

Every point along the coast experiences two low tides and two high tides per day.

Back

Front

The surface of the oceans is pulled toward the moon, causing high tide.

Back

Front

Calculating Eccentricity (elongation) of an ellipse.

Back

This involves determining the ratio of the distance between the foci to the length of the major axis.

Front

Sun's Satellite

Back

A planet is a satellite of the sun.

Front

Earth's Satellite

Back

The Moon is Earth’s satellite. We also have many man-made satellites

Front

Circular Orbit

Back

If a satellite has a circular orbit, inertia and the force of gravity are balanced.