Retest Unit 8 and 9

Front

What is the approximate time it takes to travel from position D to position B?

Back

13 hours.

Front

What does 12 P.M. represent in terms of time?

Back

12 P.M. is noon.

Front

What happens to the length of a tree's shadow from 2 P.M. to 4 P.M. on a sunny day?

Back

The length of the shadow will increase.

Front

If the time at position A is 11:00 AM, what could be the time at position C?

Back

The time at position C could be almost 4:00 PM.

Front

Which picture represents how the tree’s shadow looks at 6:00 P.M.?

Back

Picture D.

Front

What is the definition of a shadow?

Back

A shadow is a dark area or shape produced by a body coming between rays of light and a surface.

Front

How does the position of the sun affect the length of shadows?

Back

As the sun moves across the sky, the length of shadows changes; they are longer in the morning and evening and shorter at noon.

Front

What is the difference between A.M. and P.M.?

Back

A.M. refers to the time from midnight to noon, while P.M. refers to the time from noon to midnight.

Front

What is the significance of 12 A.M. in terms of time?

Back

12 A.M. is midnight.

Front

How can you determine the time difference between two positions on a clock?

Back

By calculating the hours between the two positions, moving clockwise on the clock face.