Term
What causes the changing appearance of the moon during the lunar cycle? |
|
Definition
The change is the relative positions of the earth, the moon, and the sun. |
|
|
Term
Approximately how many days after a full moon does the New Moon occur? |
|
Definition
|
|
Term
If soldiers wish to take advantage of moonlight for a beach landing and the moon is in the Last Quarter phase, when would there be the most light? 6, 11, 17 or 22 days later? |
|
Definition
|
|
Term
If you setup an experiment using a flashlight for the sun, a tennis ball for the moon, and a basketball for the earth, which one should move to demonstrate the changing appearance of the moon from the earth? |
|
Definition
You should move the tennis ball around the basketball. |
|
|
Term
Which lunar phase will occur approximately seven days after a first quarter moon? |
|
Definition
|
|
Term
What is the best description of how the interaction of the sun, moon, and earth result in the lunar cycle |
|
Definition
Light from the sun always illuminate half the mood, but we say different for students of the lit have as relative positions change. |
|
|
Term
Which of the following would have the greatest effect on the size of tides on Earth? |
|
Definition
Decreasing the distance between the moon and earth |
|
|
Term
High tides are created on earth when nearby celestial bodies create what change in the oceans? |
|
Definition
Gravity pulls on the water creating bulges on two sides of earth |
|
|
Term
The moon orbit creates different moon phases. When the New moon phases is closest to the sun, what phases goes with the Spring Tides and which with Neap Tides? |
|
Definition
Spring tides - new and full moon Neap tides - 1st and 3rd quarter |
|
|
Term
On a tidal height chart, which heights are associated with the full and new moon? |
|
Definition
|
|
Term
What are the two main factors that create the tides on Earth? |
|
Definition
Gravitational forces and rotation of Earth on its axis |
|
|
Term
How many points on Earth experience high tide at the same time? |
|
Definition
|
|
Term
In a 24 hour period how many high and low tides can a geographic location expect? |
|
Definition
2 high tides and 2 low tides |
|
|
Term
The Southern Hemisphere experinces the coldest seasonal weather during what portion of the Earth's orbit? |
|
Definition
When the South pole tilts away from the Sun |
|
|
Term
The period of day light experienced each day on every part of Earth would be shorter if which one of the following changes occured? |
|
Definition
Earth rotated more quickly on its axis |
|
|
Term
Seasonal variations on Earth would be significantly changed if which of the following were changed? |
|
Definition
The angle of tilt of Earth's axis |
|
|
Term
The speed of the rotation of Earth has the greatest effect on which of the following? |
|
Definition
|
|
Term
Which of the following would cause the seasons on Earth to change more gradually? |
|
Definition
Increasing the amount of time it takes Earth to orbit the Sun |
|
|