EQUINOX | What Is An Equinox?-Dr. Binocs

What is an equinox?

• A point in the year when daytime is longer than nighttime

• A point in the year when daytime and nighttime are of equal lengths

• A point in the year when nighttime is longer than daytime

• A point in the year when there is no daylight

When does the equinox occur?

• Twice a year on September 22nd and December 25th

• Once a year on September 22nd

• Twice a year on March 20th and September 22nd

• Once a year on March 20th

What causes the terminator or twilight zone to pass through the Earth's north and south poles during the equinox?

• The gravitational pull of other planets

• The position of the Earth in its orbit around the sun

• The tilt of the Earth's axis

• The alignment of the moon and the sun

What is the significance of the March equinox?

• It marks the start of winter

• It has no significance

• It is traditionally perceived as a rebirth and renewable time

• It marks the end of the year

What is the significance of the September equinox?

• It has no significance

• It marks the start of summer

• It marks the start of the year

• It is a time for family gatherings and gift giving

What is the name of the temple at Chichen Itza, Mexico, that honors the serpent god Kukulkan?

• El Serpiente

• El Dorado

• El Castillo

• El Templo

What is the unique event captured by the Cassini probe in 2009?

• An eclipse on Saturn

• An equinox on Saturn

• A meteor shower on Saturn

• A solar flare on Saturn

How often do equinoxes occur on Saturn?

• Every 15 years

• Every 10 years

• Every 5 years

• Every year