Earth and Space
Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.
The Solar System and Planets
SubtopicThe Solar System and Planets under Earth and Space for Grade 3 IB.
Preview questions (no answers)
- 1.
What is the main reason outer space looks black even though it is full of stars?
A.The stars are turned off
B.Space is mostly empty and very vast
C.The Sun is too bright
D.The Moon blocks the light
- 2.
Which planet is located between Earth and Jupiter?
A.Mercury
B.Venus
C.Mars
D.Saturn
- 3.
Why does the Sun look so much larger and brighter than other stars we see at night?
A.It is the biggest star in the universe
B.It is much closer to Earth than other stars
C.It is made of different gas
D.It only shines during the day
Download the worksheet for Earth and Space - The Solar System and Planets to practice offline. It includes additional chapter-level practice questions.
Earth's Rotation and Day/Night
SubtopicEarth's Rotation and Day/Night under Earth and Space for Grade 3 IB.
Preview questions (no answers)
- 1.
Which activity is most common for humans when their side of the Earth is turned away from the Sun?
A.Eating breakfast
B.Going to school
C.Sleeping
D.Playing at the park in the sun
- 2.
What do we call the period of time that includes one full sequence of daylight and one full sequence of darkness?
A.An hour
B.A month
C.A full day
D.A year
- 3.
Which of these is the main source of light that makes our sky look blue and bright during the day?
A.The Moon
B.The Stars
C.The Sun
D.City lights
Download the worksheet for Earth and Space - Earth's Rotation and Day/Night to practice offline. It includes additional chapter-level practice questions.
Preview questions (no answers)
- 1.
What is the scientific name for the study of the Moon and Space?
A.Biology
B.Astronomy
C.Geology
D.Chemistry
- 2.
Which phase of the Moon occurs when the Moon is positioned between the Earth and the Sun?
A.Full Moon
B.New Moon
C.First Quarter
D.Third Quarter
- 3.
Why does the Moon look so bright at night?
A.It is a ball of fire
B.It reflects light from the Sun
C.It has giant lightbulbs
D.It reflects light from the Earth
Download the worksheet for Earth and Space - Moon Phases to practice offline. It includes additional chapter-level practice questions.
The Sun as an Energy Source
SubtopicThe Sun as an Energy Source under Earth and Space for Grade 3 IB.
Preview questions (no answers)
- 1.
Why is it a safety rule to never look directly at the Sun, even with sunglasses?
A.Because the Sun is too far away to see clearly
B.Because its light is powerful enough to damage your eyes
C.Because it will make you feel very cold
D.Because the Sun might move faster if you watch it
- 2.
How does the Sun help a farmer who is growing apple trees?
A.It provides the energy needed for the apples to ripen
B.It keeps the apples hidden from the birds
C.It makes the apples turn into ice cream
D.It cools the trees down so they can sleep
- 3.
Some houses have black panels on their roofs to collect energy from the Sun. What is this energy usually used for?
A.To make the roof look pretty
B.To heat water or make electricity
C.To keep the house from floating away
D.To attract birds to the roof
Download the worksheet for Earth and Space - The Sun as an Energy Source to practice offline. It includes additional chapter-level practice questions.