Chapter 29 Vocab

Question 0

Ellipse

Answer 0

Elongated, closed curve with 2 foci; shape of earths orbit around the sun

Question 1

Sphere

Answer 1

3-D round object whose surface is the same distance from the venter in every direction

Question 2

Time zone

Answer 2

Any of the 24 longitudes strips on earth about 15 degrees wide on earths surface in which local time is the same

Question 3

Rotation

Answer 3

Spinning of the on its axis; used to measure time in days

Question 4

Revolution

Answer 4

Motion of the earth around the sun; used to measure time in years

Question 5

Ecliptic

Answer 5

Path of earths orbit around the sun; from earth, seen as the path that the sun travels across the Zodiac

Question 6

Solstice

Answer 6

Occurs twice in one year- tilt most towards or away from the sun

Question 7

Equinox

Answer 7

Occurs twice a year- perpendicular to a line connecting the center of the earth to the center of the sun

Question 8

Tide

Answer 8

Peridot rise and fall of sea level caused by the gradation all attraction among the earth moon and sun

Question 9

Moon phrase

Answer 9

Changing appearance of the moon as viewed from earth

Question 10

Solar eclipse

Answer 10

Occurs during the new moon when earth enters the moons umbra and casts a shadow on the earths surface

Question 11

Lunar eclipse

Answer 11

Occurs during the full moon. Moon enters the earths umbra and earth cats a curved shadow on the moons surface

Question 12

Maria

Answer 12

Relatively flat, dark colored regions on the moons surface

Question 13

Regolith

Answer 13

Layers do debris on the moons surface formed by the accumulation of meteoric material