Science 2Q LT 2 Review Lesson

Science LT 2 Review
Motions of the Earth, Sun-Earth-Moon System, The Moon, Phases of the Moon, Tides, and Eclipses

Objectives

At the end of the lesson, you will...

1. answer all questions about the earth, sun, and moon correctly

2. explain how humans can survive and thrive by learning more about the natural world

Multiple Choice

What is the imaginary line passing through the center of the Earth called?

• Axis

• Orbit

• Tropic

• Equator

Multiple Choice

What is the circular movement of an object spinning around its axis called?

• Revolution

• Orbit

• Rotation

• Translation

Multiple Choice

How long does it take for the Earth to complete one full rotation?

• 48 hours

• 12 hours

• 24 hours

• 36 hours

Multiple Choice

What is the movement of the Earth around the Sun called?

• Turn

• Spin

• Revolution

• Rotation

Multiple Choice

What caused the tilt in the Earth's axis?

• Volcanic eruption

• Earthquake

• Meteor impact

• Tectonic plate movement

Multiple Choice

What causes different seasons on Earth?

• Distance from the Sun

• Ocean currents

• Tilt in the Earth's axis

• Atmospheric pressure

Multiple Choice

What is the angle made by the Earth's axis with the orbital plane?

• 66 degrees

• 23 degrees

• 45 degrees

• 90 degrees

Multiple Choice

How long does it take for the Earth to complete one full revolution around the Sun?

• 364 days

• 363 days

• 366 days

• 365 days

Multiple Choice

What is the significance of the tilt in the Earth's axis?

• Causes different time zones

• Causes different weather patterns

• Causes different seasons

• Causes different ocean currents

Multiple Choice

What is an equinox?

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

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

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

• A point in the year when there is no daylight

Multiple Choice

When does the equinox usually occur?

• March 20th and September 22nd

• June 21st and December 21st

• April 1st and October 31st

• May 1st and November 1st

Multiple Choice

What causes the terminator or twilight zone to pass through the Earth's poles?

• The sun being exactly above the Earth's equator

• The rotation of the Earth on its axis

• The tilt of the Earth's axis

• The gravitational pull of the moon

Multiple Choice

What is the vernal equinox?

• The March equinox in the northern hemisphere

• The September equinox in the northern hemisphere

• The March equinox in the southern hemisphere

• The September equinox in the southern hemisphere

Multiple Choice

What is the significance of the March equinox?

• Marks the spring season and is traditionally perceived as a rebirth and renewable time

• Marks the autumn season and is traditionally perceived as a time for harvest

• Marks the winter season and is traditionally perceived as a time for hibernation

• Marks the summer season and is traditionally perceived as a time for vacations

Multiple Choice

What is the September equinox associated with in Korean culture?

• Family gatherings and gift giving

• Harvest festivals and traditional autumn foods

• Fireworks and celebrations

• Cultural performances and art exhibitions

Multiple Choice

What is the name of the stone pyramid in Chichen Itza, Mexico, that may have honored the equinoxes?

• El Castillo

• Pyramid of the Sun

• Great Pyramid of Giza

• Machu Picchu

Multiple Choice

What phenomenon occurs on the stone pyramid named El Castillo during an equinox?

• The light of the sun casts shadows down the pyramid steps, making it look like a slithering serpent

• The pyramid emits a bright light visible from miles away

• The pyramid transforms into a different shape

• The pyramid becomes invisible

Multiple Choice

What is the phase of the moon when it is nearly invisible in the night sky?

• First quarter

• Waning gibbous

• New moon

• Waxing crescent

Multiple Choice

What is the imaginary line passing through the center of Earth called?

• Axis

• Equator

• Pole

• Tilt

Multiple Choice

What phase of the moon occurs when the sun is in a 90 degree position to the moon?

• First quarter

• Waxing gibbous

• Full moon

• Waning crescent

Multiple Choice

What caused Earth to tilt at an angle of 23.5 degrees?

• Gravitational interactions

• Collision with Mars

• Seasonal variations

• Climate change

Multiple Choice

What is the phase of the moon when it is more than half full and still increasing its illuminated surface?

• Full moon

• Waxing gibbous

• Waxing crescent

• First quarter

Multiple Choice

How much is Earth's axial tilt decreasing per century?

• 0.013 degree

• 0.047 degree

• 0.13 degree

• 0.47 degree

Multiple Choice

What phase of the moon occurs when the full side of the moon facing the earth gets the sunlight?

• Full moon

• Waxing crescent

• First quarter

• Waxing gibbous

Multiple Choice

What would happen to the day-night cycle if Earth loses its tilt?

• 24-hour daylight at the poles

• Endless scorching summer at the equator

• No change in day-night cycle

• Complete darkness at the poles

Multiple Choice

What is the term for when the moon appears to be getting bigger?

• Crescent

• Gibbous

• Waning

• Waxing

Multiple Choice

What determines the seasons on Earth?

• Distance from the Sun

• Gravitational interactions

• Earth's tilt

• Climate change

Multiple Choice

What is the term for when the moon appears to be getting smaller?

• Gibbous

• Crescent

• Waning

• Waxing

Multiple Choice

What would happen to the polar regions without Earth's tilt?

• Continuous ice

• Endless summer

• Extreme weather changes

• No change

Multiple Choice

What does the word 'gibbous' mean in the context of the moon phases?

• Back of a camel

• Swollen eyes

• Rounded shape

• Concave shape

Multiple Choice

How would the absence of Earth's tilt affect the equator?

• Endless scorching summer

• Extreme weather changes

• No change

• Continuous darkness

Multiple Choice

How long does it take for the moon to complete its lunar cycle?

• 27 days

• 29.5 days

• 31 days

• 33 days

Multiple Choice

What minor changes in weather would still occur without Earth's tilt?

• No changes in weather

• Extreme weather changes

• Seasonal variations

• Continuous darkness

Multiple Choice

What would happen to traditional farming without seasonal variations?

• Improved crop growth

• No impact on farming

• New agricultural techniques

• Increased fruit production

Multiple Choice

What farming method could be relied upon if Earth loses its tilt?

• Hydroponics

• Traditional farming

• Indoor farming

• No farming possible

Multiple Choice

How long does it take for Earth's tilt to change significantly?

• A few years

• A few decades

• A few centuries

• A few millennia

Multiple Choice

What is the term for the cycle when Earth's tilt reaches a minimum point and starts increasing again?

• Axial session

• Tilt reversal

• Seasonal cycle

• Polar shift

Multiple Choice

What would happen to the variety of climates across the planet without Earth's tilt?

• No change in climates

• Extreme weather changes

• Endless summer

• Disappearance of variety

Multiple Choice

What is the effect of Earth's distance from the Sun on weather?

• No effect

• Extreme weather changes

• Seasonal variations

• Continuous darkness

Multiple Choice

What causes a Solar Eclipse?

• The Earth's rotation

• The Sun comes in between the Earth and the Moon

• The Moon comes in between the Earth and the Sun

• The Earth comes in between the Moon and the Sun

Multiple Choice

What causes a solar eclipse?

• The Earth moves between the moon and the sun

• The moon moves between the Earth and the sun

• The sun moves between the Earth and the moon

• The moon moves away from the Earth

Multiple Choice

What is the Umbra during a Solar Eclipse?

• The area where the Moon completely covers the Sun

• The area beyond the umbra where the Moon is in front of the Sun

• The area of the shadow where only a portion of the Moon is in front of the Sun

• The outline of the Sun around the shadow of the Moon

Multiple Choice

Why isn't there an eclipse every month?

• The Earth's orbit is too predictable for an eclipse to occur

• The moon's orbit is too close to the Earth for an eclipse to occur

• The sun's rays are too strong for an eclipse to occur

• The moon's orbit is usually tilted in relation to the Earth

Multiple Choice

What is the Antumbra during a Solar Eclipse?

• The outline of the Sun around the shadow of the Moon

• The area where the Moon completely covers the Sun

• The area beyond the umbra where the Moon is in front of the Sun

• The area of the shadow where only a portion of the Moon is in front of the Sun

Multiple Choice

What is the smaller, darker shadow cast by the moon during an eclipse called?

• Hybrid

• Annular

• Penumbra

• Umbra

Multiple Choice

What is the Penumbra during a Solar Eclipse?

• The outline of the Sun around the shadow of the Moon

• The area of the shadow where only a portion of the Moon is in front of the Sun

• The area beyond the umbra where the Moon is in front of the Sun

• The area where the Moon completely covers the Sun

Multiple Choice

What type of eclipse can only be seen if you're standing within the umbral shadow?

• Total eclipse

• Hybrid eclipse

• Partial eclipse

• Annular eclipse

Multiple Choice

Why should one never watch the Solar Eclipse with bare eyes?

• Because it's too bright

• Because it's too dark

• Because of the harmful UV rays

• Because it's not interesting

Multiple Choice

What is the name of the imaginary line created by the umbral shadow as it races across Earth?

• Path of Hybridity

• Path of Totality

• Path of Annularity

• Path of Partiality

Multiple Choice

What is the safest way to enjoy an eclipse?

• Using certified eclipse-watching glasses

• Using regular sunglasses

• Looking directly at the sun

• Staring at the sun through a pinhole viewer

Multiple Choice

What are Baily's beads?

• Small craters on the moon's surface

• Brilliant shafts of light on the moon's edge

• Dark spots on the moon's surface

• Bright spots on the moon's surface

Multiple Select

When is it safe to take off your eclipse glasses during a total eclipse?

• When the last bead of light disappears

• When the moon starts to cover the sun

• When the sun's rays start to peek through again

• When the moon completely covers the sun's surface

Multiple Choice

How long does totality typically occur during a solar eclipse?

• About 30 minutes

• About 10 minutes

• Less than a minute

• About 3 minutes

Multiple Choice

What is estimated to happen to total solar eclipses in about a billion years?

• They will occur more frequently

• They will no longer occur

• They will last longer

• They will become more intense

Multiple Choice

What is a lunar eclipse?

• When the Earth moves between the Sun and the moon

• When the Moon moves between the Sun and the Earth

• When the Sun moves between the Earth and the Moon

• When the Moon moves away from the Earth and the Sun

Multiple Choice

What causes a lunar eclipse?

• The moon blocks the sun's light from reaching the earth

• The sun's light is reflected off the moon's surface

• The earth blocks some or all of the sun's direct light from reaching the moon

• The earth's atmosphere refracts the sun's light

Multiple Choice

What causes the sudden change in the appearance of the full Moon during a lunar eclipse?

• The Moon's orbital tilt

• The Earth's orbit around the Sun

• The Earth's shadow

• The Moon's orbit around the Earth

Multiple Choice

What causes a solar eclipse?

• The moon passes between the Earth and sun

• The sun passes between the moon and Earth

• The Earth passes between the sun and moon

• The moon passes between the sun and Earth

Multiple Choice

What happens during a Penumbral Lunar Eclipse?

• The Moon is faintly visible to us

• The Moon is completely invisible

• The Moon turns red

• The Moon disappears from the sky

Multiple Choice

What is a partial solar eclipse?

• When the moon blocks all of the sun's light

• When the moon only blocks part of the sun's light

• When the sun's light is completely blocked by the Earth

• When the sun's light is completely blocked by the moon

Multiple Choice

Why don't eclipses happen twice a month?

• The Moon's orbital tilt remains fixed with respect to the stars

• The Moon's orbital tilt changes with respect to the Sun

• The Earth and the Moon rarely cast long shadows

• The Moon's orbit around the Earth is tilted

Multiple Choice

What is the path created by the moon's shadow as the Earth rotates during a solar eclipse called?

• Path of Darkness

• Path of Totality

• Path of Eclipse

• Path of Shadow

Multiple Choice

How often does a lunar eclipse occur?

• Once every 365 days

• Once every 6 months

• Once every 12 months

• Once every 29 and a half days

Multiple Choice

What is the corona?

• The moon's shadow during a solar eclipse

• The moon's atmosphere

• The sun's atmosphere

• The Earth's atmosphere

Multiple Choice

What causes the Moon to appear a dim red during a lunar eclipse?

• The Moon's orbital tilt

• The Moon's position in the Earth's shadow

• Sunset behind the Moon

• Sunlight scattered through the Earth's atmosphere

Multiple Choice

What do scientists study during a total solar eclipse?

• The moon's surface

• The Earth's atmosphere

• The sun's corona

• The Earth's rotation

Multiple Choice

What happens during a Partial Lunar Eclipse?

• The Moon is faintly visible to us

• The Moon is completely invisible

• The Moon turns red

• The Moon disappears from the sky

Multiple Choice

From the surface of the Moon, what would you see during a lunar eclipse?

• The Sun setting behind the Earth

• The Moon's orbit around the Earth

• The Moon's position in the Earth's shadow

• The Earth passing through the Moon's shadow

Multiple Choice

What causes the moon to appear red during a total lunar eclipse?

• Refraction of longer, red wavelengths of light by the earth's atmosphere

• Scattering of shorter, blue wavelengths of light by the earth's atmosphere

• Absorption of sunlight by the moon's surface

• Reflection of sunlight off the moon's surface

Multiple Choice

Why do eclipses happen about twice a year?

• The Moon's orbit around the Earth is tilted

• The Earth and the Moon rarely shade each other

• The Moon's orbital tilt changes with respect to the Sun

• The Moon's position in the Earth's shadow

Multiple Choice

What happens during a Total Lunar Eclipse?

• The Moon is faintly visible to us

• The Moon is completely invisible

• The Moon turns red

• The Moon disappears from the sky

Multiple Choice

What type of lunar eclipse occurs when only part of the moon passes into earth's umbra?

• Annular lunar eclipse

• Penumbral lunar eclipse

• Partial lunar eclipse

• Total lunar eclipse

Multiple Choice

Why does the Moon appear red during a Total Lunar Eclipse?

• Due to the scattering of red light by the Earth's atmosphere

• Due to the scattering of blue light by the Earth's atmosphere

• Due to the scattering of green light by the Earth's atmosphere

• Due to the scattering of violet light by the Earth's atmosphere

Multiple Choice

How often can lunar eclipses occur in a year?

• Once every 6 months

• Once every 12 months

• Up to 5 times

• Up to 3 times

Multiple Choice

What causes the ocean to rise and fall twice each day?

• Storms

• Currents

• Tides

• Waves

Multiple Choice

What is the diameter of the Moon?

• 5,476km

• 2,476km

• 3,476km

• 4,476km

Multiple Choice

What is the water's highest point called?

• Low tide

• High tide

• Lowest point

• Tidal force

Multiple Choice

What is the main theory of how the Moon was formed?

• A body the size of Mars crashed into Earth

• A body the size of Jupiter crashed into Earth

• A body the size of Venus crashed into Earth

• A body the size of Mercury crashed into Earth

Multiple Choice

What is the main cause of tides in Earth's oceans?

• Moon

• Mars

• Venus

• Sun

Multiple Choice

How long does it take for the Moon to orbit the Earth?

• 30 days

• 25 days

• 35 days

• 27.3 days

Multiple Choice

What is the force by which a planet or other body draws objects toward its center?

• Gravity

• Friction

• Magnetism

• Inertia

Multiple Choice

What is the term for the Moon's rotation at the same rate of time as its orbit around the Earth?

• Synchronous rotation

• Asynchronous rotation

• Parallel rotation

• Concurrent rotation

Multiple Choice

What causes the water to bulge in the direction of the moon?

• Frictional force

• Centrifugal force

• Magnetic force

• Tidal force

Multiple Choice

What is the side of the Moon that we can't see called?

• Invisible side

• Hidden side

• Far side

• Dark side

Multiple Choice

What is high-tide flooding?

• Flooding due to heavy rain

• Flooding due to earthquakes

• Flooding due to melting ice

• Flooding due to high tides

Multiple Choice

What is the term for when we are gradually seeing more of the Moon over a number of days?

• Gibbous

• Crescent

• Waning

• Waxing

Multiple Choice

What is the term for when we are gradually seeing less of the Moon over a number of days?

• Waxing

• Gibbous

• Waning

• Crescent

Multiple Choice

What is the term for a period of moderate tides when the sun and moon are at right angles to each other?

• Spring tides

• High tides

• Low tides

• Neap tides

Multiple Choice

What is a Blue Moon?

• A moon that only occurs once every two years

• A moon that is always visible during the day

• The second full moon in a calendar month

• A moon that appears blue in color

Multiple Choice

What is the term for the regular rise and fall of the ocean’s waters?

• Tides

• Currents

• Surge

• Waves

Multiple Choice

What happens during spring tides?

• The sun, moon, and earth are in a triangle formation

• The sun, moon, and earth are in line

• The sun and moon are opposite each other

• The sun and moon are at right angles to each other

Multiple Choice

What is the term for when the water has risen to its highest level, covering much of the shore?

• High tide

• Low tide

• Spring tide

• Neap tide

Multiple Choice

What is the shape of the Moon when we can only see a crescent-shaped area of it?

• Waning gibbous moon

• Waxing gibbous moon

• Waxing crescent moon

• Waning crescent moon

Multiple Choice

What is the term for the Moon when none of it is visible from the Earth?

• New moon

• Waning half moon

• Waxing half moon

• Full moon

Multiple Choice

What is the range of distance from the Moon to Earth?

• 364,397 km to 406,731 km

• 300,000 km to 500,000 km

• 200,000 km to 600,000 km

• 400,000 km to 700,000 km