Light and Materials
What happens when light passes through a transparent object?
A) It is scattered
B) It passes through clearly
C) It is absorbed completely
D) It is blocked
B) It passes through clearly
The Moon rises in the _______ and sets in the _______.
A) East, west
B) West, east
C) North, south
D) South, north
A) East, west
The path a planet takes around the Sun is called its _______.
A) Rotation
B) Orbit
C) Revolution
D) Cycle
B) Orbit
The closest planet to the Sun is _______.
A) Venus
B) Mercury
C) Mars
D) Earth
B) Mercury
What part of your body never stops growing?
A) Your heart
B) Your brain
C) Your ears and nose
D) Your belly button
C) Your ears and nose
A scientist shines a flashlight on three objects.
B) Transparent, translucent, opaque
The Moon does not make its own light. Why can we see it at night?
A) The Sun's light reflects off the Moon’s surface
B) The Moon produces its own glow
C) The Moon absorbs energy from the Earth
D) The Moon lights up when it gets cold
A) The Sun's light reflects off the Moon’s surface
Mercury takes less time to orbit the Sun than Earth does because:
A) Mercury is smaller than Earth, so it moves faster
B) Mercury is closer to the Sun, so its orbit is shorter
C) Mercury spins more quickly than Earth, which makes its orbit faster
B) Mercury is closer to the Sun, so its orbit is shorter
The Moon’s orbit affects:
A) The shape of mountains on Earth
B) The height of ocean tides
C) The temperature of Earth’s core
D) The rotation of the Sun
B) The height of ocean tides
Which sea creature has three hearts?
A) A dolphin
B) A shark
C) An octopus
D) A jellyfish
C) An octopus
A student holds a thin plastic bag in front of a bright light. Some light passes through, but objects behind it appear blurry. What type of material is the bag?
Translucent
What do we call a Moon that is fully dark and not visible in the sky?
New Moon
Which planet has the longest orbital period?
A) Mercury
B) Earth
C) Jupiter
D) Neptune
D) Neptune
Which of these statements about the Moon’s orbit is true?
A) The Moon moves around the Earth in a straight line
B) The Moon orbits the Sun, not the Earth
C) The Moon’s orbit affects the ocean tides
D) The Moon orbits at different speeds each day
C) The Moon’s orbit affects the ocean tides
What happens if you cry in space?
A) The tears float around in little balls
B) The tears freeze
C) The tears turn into stars
D) Astronauts never cry!
A) The tears float around in little balls
You are designing a greenhouse for growing plants. Which type of material would be best for the walls to allow sunlight to pass through?
A) Wood
B) Transparent plastic
C) Aluminum
D) Concrete
B) Transparent plastic
A student records the Moon’s position at the same time every night for a month. What pattern will they notice?
A) The Moon stays in the same place each night
B) The Moon slowly moves across the sky over time
C) The Moon gets bigger and smaller randomly
D) The Moon is only visible once a month
B) The Moon slowly moves across the sky over time
A new planet is discovered in another solar system. It takes 500 Earth days to orbit its star. What does this tell us?
A) It is farther from its star than Earth is from the Sun
B) It is closer to its star than Earth is from the Sun
C) It has the same distance from its star as Earth
A) It is farther from its star than Earth is from the Sun
Why do planets closer to the Sun have shorter orbits?
A) They are smaller
B) They move faster due to stronger gravity
C) They have fewer moons
D) They get more sunlight
B) They move faster due to stronger gravity
Which animal can survive being frozen solid?
A) A bear
B) A frog
C) A parrot
D) A goldfish
B) A frog
A scientist is testing two unknown materials.
Which statement is correct?
A) Material A is translucent, and Material B is opaque.
B) Material A is transparent, and Material B is translucent.
C) Material A is translucent, and Material B is translucent.
D) Material A is translucent, and Material B is translucent but absorbs more light.
D) Material A is translucent, and Material B is translucent but absorbs more light.
A full moon happens when:
A) The Earth blocks all sunlight from reaching the Moon
B) The Moon is completely covered in shadow
C) The Moon is on the opposite side of the Earth from the Sun
D) The Moon is between the Earth and the Sun
C) The Moon is on the opposite side of the Earth from the Sun
The Sun is much bigger than the Earth, but the Moon appears almost the same size because…
A) The Moon is made of a highly reflective material
B) The Sun is farther away than the Moon
C) The Moon is actually the same size as the Sun
B) The Sun is farther away than the Moon
A lunar eclipse occurs when:
A) The Moon passes between the Earth and the Sun
B) The Earth passes between the Sun and the Moon
C) The Moon is on the opposite side of the Sun
B) The Earth passes between the Sun and the Moon
What gas do humans breathe out that makes soda fizzy?
A) Oxygen (O₂)
B) Carbon dioxide (CO₂)
C) Helium (He)
B) Carbon dioxide (CO₂)