Astronomy-Apparent and Actual Motions

Question 1

Which diagram best represents a geocentric model of the solar system?

Accepted Answer

c

Question 2

The orbiting motion of the Earth is best described as

Accepted Answer

revolution

Question 3

The length of an Earth day is determined by the time required for approximately one

Accepted Answer

Earth rotation

Question 4

This object orbits Earth in both the geocentric and heliocentric models of our solar system?

Accepted Answer

the Moon

Question 5

How many degrees does the altitude of the Sun change from December 21 to June 21?

Accepted Answer

47°

Question 6

Which best represents the angle of the Sun’s rays received at location C at noon on this day?

Accepted Answer

90 degrees

Question 7

Which constellations are visible from position D?

Accepted Answer

Leo and Virgo

Question 8

At which location will the highest altitude of the star Polaris be observed?

Accepted Answer

Arctic Circle

Question 9

What is one possible date that is represented by Path X?

Accepted Answer

December 21

Question 10

Which is the best evidence for the Earth's rotation?

Accepted Answer

the motion of a Foucault pendulum

Question 11

Which statement best describes the geocentric model of our solar system?

Accepted Answer

The Earth is located at the center of the model.

Question 12

What is the approximate length of time the Moon takes totravel from position A to position C?

Accepted Answer

15 days

Question 13

The best evidence that Earth spins on its axis is provided by

Accepted Answer

apparent shifts in the swing of a Foucault pendulum

Question 14

In New York State, which day has the shortest period of daylight?

Accepted Answer

December 21

Question 15

Which path of the Sun would result in the longest shadow of the Observer at solar noon?

Accepted Answer

Path X

Question 16

In NY, Polaris is always located above the northern horizon at an altitude of approximately

Accepted Answer

43°

Question 17

What is the rate that the Sun appears to travel along path X from sunrise to sunset?

Accepted Answer

15º per hour

Question 18

In New York State, which day has the longest period of daylight?

Accepted Answer

June 21

Question 19

The day of the year, as units of time, are based upon motions of

Accepted Answer

the Earth

Question 20

What is one possible date that is represented by Path Z?

Accepted Answer

June 21

Question 21

Which planet takes more time to complete one rotation than one revolution around the Sun?

Accepted Answer

Venus

Question 22

What is the latitude of location A?

Accepted Answer

90° N

Question 23

The apparent rising and setting of the Sun, as viewed from Earth, is caused by

Accepted Answer

Earth’s rotation

Question 24

As the angle of the sunlight at noon changes from 90° to 43°, the length of ashadow will

Accepted Answer

increase

Question 25

The length of time that daylight is received at a location during one day is called the

Accepted Answer

duration of insolation

Question 26

From A-B-C, these diagrams represent which months and which change inthe intensity of sunlight?

Accepted Answer

June → September → December; and decreasing intensity

Question 27

In which direction on the horizon does the Sun appear to rise on July 4 in New York State?

Accepted Answer

north of due east

Question 28

A pendulum shows a change in the direction of its swing. Thischange is evidence that the Earth

Accepted Answer

rotates on its axis

Question 29

Which planet has an orbit with an eccentricity most similar to that of Moon’s orbit?

Accepted Answer

Saturn

Question 30

On this day, which location has the greatest number of hours of daylight?

Accepted Answer

E

Question 31

Which observation about the Sun's apparent path on June 21 is best supported by the diagram?

Accepted Answer

Sunrise occurs north of east.

Question 32

Summer days in New York State are likely to be hotter than winter days because in summer

Accepted Answer

Earth’s northern axis is tilted toward the Sun

Question 33

As seen from New York State, the noon Sun is

Accepted Answer

never directly overhead

Question 34

The apparent daily path of the Sun changes with the seasons because

Accepted Answer

Earth's axis is tilted

Question 35

What is the latitude of this location?

Accepted Answer

23.5° N

Question 36

Which path of the Sun would result in the longest shadow of the vertical post at solar noon?

Accepted Answer

A - A’

Question 37

For which path is the altitude of the noon Sun 74º?

Accepted Answer

B - B’

Astronomy-Apparent and Actual Motions

Questions 37

Astronomy-Apparent and Actual Motions

Questions 37