Review for Science Midterm

Front

Why do some stars appear larger than others in the night sky?

Back

Some stars appear larger because they are closer to Earth.

Front

What causes the moon to go through phases?

Back

The moon goes through phases because the Earth moves between the sun and the moon as the moon orbits the Earth.

Front

What causes longer days in summer and shorter days in winter?

Back

Longer days in summer and shorter days in winter are caused by Earth's tilt and orbit.

Front

What causes the seasons on Earth?

Back

The seasons on Earth are caused by Earth's tilt and orbit.

Front

Why does the sun appear bright and large to us?

Back

The sun appears bright and large because of its location close to Earth.

Front

What is the main reason for day and night?

Back

Day and night are caused by the rotation of the Earth on its axis.

Front

What is the role of the sun in our solar system?

Back

The sun provides light and heat, which are essential for life on Earth.

Front

How does the Earth's tilt affect the climate?

Back

The Earth's tilt affects the climate by changing the angle of sunlight received at different times of the year.

Front

What is an orbit?

Back

An orbit is the path one object takes around another object in space.

Front

What is a star?

Back

A star is a huge ball of gas that produces light and heat through nuclear reactions.