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WorksheetsEarth and Space Quiz
Total questions: 102
Worksheet time: 51mins
When does Earth complete one rotation?
12 hours
24 hours
48 hours
365 days
When does Earth complete one orbit around the Sun?
24 hours
30 days
365 days
1000 days
When is the longest day of the year (Northern Hemisphere)?
March 21
June 21
September 21
December 21
When is the shortest day of the year (Northern Hemisphere)?
June 21
December 21
March 21
September 21
When does the Moon complete one orbit around Earth?
7 days
14 days
27 days
365 days
When does a full moon appear?
Once a week
Once a month
Once a year
Every day
When does a lunar eclipse happen?
When Earth blocks sunlight from the Moon
When the Moon blocks the Sun
Every month
During summer only
When does a solar eclipse happen?
When the Moon blocks sunlight from Earth
When Earth blocks the Sun
Every night
During winter only
When do leap years occur?
Every 2 years
Every 3 years
Every 4 years
Every 5 years
When was the first man on the Moon?
1959
1969
1979
1989
When does the Sun rise?
Morning
Noon
Evening
Night
When does the Sun set?
Morning
Noon
Evening
Night
When do stars become visible?
Morning
Noon
Evening
Night
When does Earth have day and night?
Every 24 hours
Every 12 hours
Every 30 days
Every year
When does Earth tilt cause seasons?
During its yearly orbit
Every day
Every week
Every month
When does Halley’s Comet appear?
Every 10 years
Every 76 years
Every 100 years
Every 365 years
When does the Moon look half‑lit?
New moon
Full moon
First and last quarter
Eclipse
When does the new moon happen?
Once a week
Once a month
Once a year
Every day
When do astronauts wear spacesuits?
During spacewalks
At home
On Earth
In classrooms
When was the Hubble Space Telescope launched?
1980
1990
2000
2010
When do seeds sprout?
During germination
During pollination
During harvest
During winter
When do flowers bloom?
Winter
Spring
Summer
Autumn
When do leaves change color?
Spring
Summer
Autumn
Winter
When do deciduous trees lose leaves?
Spring
Summer
Autumn
Winter
When do evergreen trees keep leaves?
All year round
Only in summer
Only in winter
Only in autumn
When do plants make food?
At night
During daylight
In winter only
In autumn only
When do fruits grow?
After flowers are pollinated
Before pollination
In winter only
In autumn only
When do farmers plant crops?
Spring
Summer
Autumn
Winter
When do farmers harvest crops?
Spring
Summer
Autumn
Winter
When do sunflowers face the Sun?
At night
During the day
In winter
In autumn
When do plants release oxygen?
During photosynthesis
At night only
In winter only
In autumn only
When do plants take in carbon dioxide?
During the day
At night
In winter
In autumn
When do cactus bloom?
In spring or summer rains
In winter
In autumn
At night only
When do pine trees grow cones?
Autumn
Winter
Spring
Summer
When do apple trees bear fruit?
Spring
Summer to autumn
Winter
Autumn only
When do cherry blossoms bloom?
Spring
Summer
Autumn
Winter
When do farmers water crops most?
Dry season
Rainy season
Winter
Autumn
When do leaves fall off trees?
Autumn
Winter
Spring
Summer
When do seeds travel by wind?
Dry seasons
Rainy seasons
Winter
Autumn
When do plants grow fastest?
Spring and summer
Autumn
Winter
Rainy season only
When do birds migrate south?
Spring
Autumn
Summer
Winter
When do birds return north?
Autumn
Spring
Summer
Winter
When do bears hibernate?
Summer
Winter
Spring
Autumn
When do frogs lay eggs?
Winter
Spring
Summer
Autumn
When do chicks hatch?
7 days
14 days
21 days
30 days
When do butterflies emerge?
After metamorphosis
Before metamorphosis
In winter only
At night only
When do kangaroos carry joeys?
After birth
Before birth
In winter only
In autumn only
When do bees make honey?
Cold months
Warm months
Winter only
Autumn only
When do owls hunt?
Morning
Afternoon
Night
Noon
When do roosters crow?
Morning
Afternoon
Evening
Night
When do turtles lay eggs?
Daytime
At night
Winter
Autumn
When do whales migrate?
Winter and spring
Summer only
Autumn only
Every day
When do penguins hatch chicks?
Winter
Summer (Antarctica)
Autumn
Spring
When do whales migrate?
Winter and spring
Summer only
Autumn only
Every day
When do penguins hatch chicks?
Winter
Summer (Antarctica)
Autumn
Spring
When do squirrels gather nuts?
Spring
Autumn
Summer
Winter
When do snakes hibernate?
Summer
Winter
Autumn
Spring
When do fireflies glow?
Winter nights
Summer nights
Autumn nights
Spring nights
When do bats sleep?
Day
Night
Morning
Evening
When do bats hunt?
Day
Night
Morning
Evening
When do salmon swim upstream?
Spring
Autumn
Summer
Winter
When do monarch butterflies migrate?
Spring
Autumn
Summer
Winter
When do we breathe faster?
Sleeping
Eating
Exercising
Reading
When do we sleep?
Morning
Noon
Night
Afternoon
When do we blink?
Every few seconds
Every few minutes
Every hour
Every day
When do we sneeze?
When dust irritates the nose
When eating
When sleeping
When drinking
When do we taste food?
Sleeping
Eating
Running
Reading
When do we hear sounds?
When vibrations reach our ears
When we sleep
When we eat
When we blink
When do we sweat?
When hot or exercising
When cold
When sleeping
When reading
When do we shiver?
When cold
When hot
When eating
When running
When do babies grow teeth?
At birth
Around 6 months
At 2 years
At 5 years
When do children lose baby teeth?
Ages 2–4
Ages 6–12
Ages 13–15
Ages 16–18
When does water freeze?
0°C (32°F)
10°C
50°C
100°C
When does water boil?
0°C
50°C
100°C (212°F)
200°C
When does ice melt?
Below 0°C
Above 0°C
At 100°C
At 200°C
When does steam form?
Freezing water
Boiling water
Melting ice
Condensation
When does condensation happen?
When vapor cools
When vapor heats
When ice melts
When water boils
When does evaporation happen?
On hot days
On cold days
At night only
In winter only
When does gravity act?
Only at night
Only in space
All the time
Only in winter
When does friction occur?
When surfaces rub together
When water boils
When ice melts
When air cools
When does kinetic energy show?
Moving objects
Sleeping animals
Still rocks
Frozen ice
When does potential energy show?
Objects ready to move
Moving cars
Running water
Blowing wind
When does rain fall?
When clouds are full of water
When the Sun shines
When the Moon rises
When stars appear
When does snow fall?
Summer
Winter
Autumn
Spring
When does fog form?
Early morning
Noon
Afternoon
Evening
When does thunder happen?
During storms
During sunny days
During winter nights
During autumn mornings
When does lightning strike?
During thunderstorms
During sunny days
During winter nights
During autumn mornings
When does a rainbow appear?
After rain with sunlight
At night
In winter only
In autumn only
When does hail form?
Storm clouds
Sunny skies
Oceans
Forests
When does dew form?
Morning
Noon
Evening
Night
When does wind blow strongest?
During storms
During sunny days
During winter nights
During autumn mornings
When do hurricanes form?
Late summer
Early spring
Winter
Autumn
When do volcanoes erupt?
When magma reaches the surface
When rivers flood
When glaciers melt
When stars shine
When do earthquakes happen?
When plates shift suddenly
When rivers flood
When glaciers melt
When stars shine
When do rocks break down?
Over many years
In one day
In one week
In one month
When do rivers flood?
After heavy rain
During sunny days
During winter nights
During autumn mornings
When do landslides occur?
After rain or earthquakes
During sunny days
During winter nights
During autumn mornings
When do we use electricity?
Only at night
Only in winter
Every day
Only in summer
When do magnets attract?
Only in winter
Anytime near metals
Only in summer
Only at night
When do shadows form?
When light is blocked
When the Sun sets
When the Moon rises
When stars shine
When do echoes happen?
In caves or empty halls
In forests
In oceans
In deserts
When do scientists record experiments?
Before testing
After testing
During lunch
At night only
