THE SOLAR SYSTEM

Other objects in the solar system include thousands of rocks called ____________.

Earth is one of eight _______ that orbit the sun.

When Earth passes through a new moon's shadow, a ___________ occurs.

The first scientist to use a telescope to observe the sky was . . .

The points at which the daylight hours are equal is . . .

Earth rotates or turns, on an imaginary line called an ________.

The first Americans were sent into space in what program?

A ___________ occurs when the full moon passes through the Earth's shadow.

Earth and the moon are alike in that both . . .

The first artificial satellite launched into space was ___________.

The three main types of landforms that make up the moon's surface are . . .

Timekeeping on Earth is based on Earth's . . .

Each pt. in Earth's orbit at which the daylight hrs. are at their greatest/fewest is called...

The moon _________ in a closed path around Earth.

The moon landings were part of what program of space exploration?

The moon is Earth's only natural ______________.

Early robotic ____________ that were sent into deep space couldn't report how it felt in space.