5.6 Investigating shadow lengths

Why do shadows change length during the day?

• The shape of the Sun changes

• The Earth spins on its axis.

• The Sun moves around the earth.

• Shadows do not change length.

When is your shadow the shortest during the day?

• In the morning

• At noon

• In the evening

• Shadows are always the same length.

In the morning, your shadow is usually...

• Short

• Medium-sized

• Long

• Not visible

What happens to shadows as the Sun moves higher in the sky?

• They get longer.

• They disappear.

• They get shorter.

• They stay the same.

If you measure your shadow at different times of the day, what pattern will you notice?

• Shadows stay the same length all day.

• Shadows are longest in the morning and evening but shortest at noon.

• Shadows are shortest in the morning and longest at noon.

• Shadows randomly change size without a pattern.

Why is it important to repeat shadow measurements?

• To make our data more reliable.

• To make the shadow disappear.

• To confuse people.

• To prove that shadows never change.

If your prediction about shadow lengths is correct, what does that mean?

• You guessed correctly.

• Your results support your prediction.

• You should change your prediction.

• You need to measure again.

What tool can you use to measure shadow length?

• A ruler or measuring tape

• A thermometer

• A clock

• A magnet

If the Sun is behind you, where will your shadow be?

• In front of you

• Behind you

• To the left of you

• There will be no shadow.

What conclusion can you draw after measuring shadows throughout the day?

• Shadows change in a regular pattern based on the Sun’s position.

• Shadows always stay the same.

• Shadows grow longer at noon.

• Shadows do not depend on the sun.