Science and Astronomy Flashcards

Front

State the number of distinct seasons recognized by the Yirrganydji peoples of Far North Queensland.

Back

2

Front

Recall how long it takes the Earth to complete one full rotation.

Back

24 hours

Front

The Earth rotates at a rate of about 15° per hour. Into how many time zones is the Earth divided?

Back

24

Front

At certain times of the year, there may be up to 38 time zones. Why is this?

Back

Daylight saving time

Front

How are the time zones represented on a time zone map?

Back

Vertical longitudinal bands.

Front

There are dark spots on the surface of the Sun called ........

Back

Sunspots

Front

Sunspots can be observed with special equipment and are seen to rotate with the surface of the Sun, proving that...

Back

The Sun rotates.

Front

The Sun also rotates but at a very different speed than Earth. What does this mean?

Back

Different parts of the Sun rotate at different speeds.

Front

How many days does it take for Earth to travel around the Sun?

Back

365.25 days

Front

One complete orbit around the Sun is called a...

Back

Revolution