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Worksheets4th Grade Quarter 2 Review SC.4.N, SC.4.L, and SC.4.E
Total questions: 85
Worksheet time: 43mins
Two students look at the same flower. One says it is red, the other says it is tall. What does this show?
Observations are guesses
Observations can be different but both correct
Only one student is right
Observations are always the same
Which of these is an observation?
The plant is cool
The plant is happy
The plant grew 3 cm
The plant is the best
Why is it important to compare observations?
To make science fun
To avoid repeating experiments
To find mistakes and learn more
To prove one person wrong
Which shows two different observations of the same object?
The rock is heavy and the rock is gray
The rock is fun and the rock is cool
The rock is wrong and the rock is bad
The rock is the best and the rock is happy
Why might two scientists describe the same experiment differently?
They don’t like each other
They are wrong
Science is based on opinions
They use different tools
Two observers see a snail. One says it is slow, the other says it has a shell. What does this show?
Only one student is correct
Observations can focus on different features
Observations are guesses
Observations must be identical
Why do scientists share their observations?
To avoid repeating experiments
To make science fun
To compare and learn more
To prove others wrong
Which of these is NOT an observation?
The rock weighs 2 kg
The water is clear
The flower smells sweet
The plant is the best
Which of these is a testable question?
Is math fun
Do dogs make good pets
Does sunlight help plants grow
Is pizza the best food
Which tool could help answer: Does temperature affect ice melting
Tuning fork
Ruler
Thermometer
Compass
Which question is testable because you can collect measurable evidence?
Do plants grow faster with fertilizer?
Is summer more fun than winter for kids?
Are dogs nicer than cats to play with?
Is chocolate the best dessert ever?
What makes a scientific question testable?
It can be answered with evidence
It is the most interesting idea
It is an opinion many people share
It uses big science words only
Which tool would help gather evidence about tiny organisms?
Stopwatch for timing growth
Thermometer for measuring heat
Balance scale for mass of rocks
Microscope for seeing small things
A student says, "Vanilla tastes better than chocolate." Why can’t this be tested in science?
It is a random lucky guess only
It is always wrong everywhere
It does not use scientific evidence
It is too dangerous to measure
You want to know if a magnet can pick up more paper clips than another magnet. What should you do first to make this testable?
Plan how to count paper clips
Decide which magnet is more fun
Ask friends which magnet looks cooler
Choose the prettiest paper clips
Which pair shows a testable question and the best tool to investigate it?
Does ice melt faster in salt? Use stopwatch
Is red the nicest color? Use microscope
Is pizza yummy? Use balance scale
Are cats better pets? Use thermometer
Why do scientists repeat experiments?
To confirm results are reliable
To make science more fun
To change the original question
To avoid using any tools
If an experiment is done only once, what could be wrong with the results?
They are always the same
They are only opinions
They are always correct
They may not be reliable
Repeating experiments helps scientists do what?
Avoid recording any data
Change the test question each time
Confirm results with evidence
Use fewer science tools
Which action shows repeating an experiment?
Measuring once and then stopping
Measuring plant height every day for a week
Asking a friend for their opinion
Guessing the answer without testing
What should scientists do if results are different each time?
Check for possible errors
Decide the experiment is useless
Say science must be wrong
Celebrate that it was fun
Why is repeating important in science?
To confirm results are reliable
To replace all the evidence
To make science more fun
To avoid using any tools
Which is NOT a good reason to repeat experiments?
To make results more reliable
To check for possible errors
To prove personal opinions
To confirm the results
Which example shows repetition in testing?
Testing water temperature every hour
Asking for a friend’s opinion
Testing once and then stopping
Guessing the answer without testing
Which example shows plant reproduction happening?
Tree bark peeling off
A branch snapping in wind
A leaf dropping in autumn
A seed sprouting into a plant
Which example shows animal reproduction happening?
A fish swimming fast
A bird flapping its wings
A dog chewing its food
A frog laying many eggs
Which action is NOT reproduction in living things?
A butterfly laying eggs
A puppy growing bigger
A bird laying hard-shelled eggs
A plant making new seeds
Which is a way plants can reproduce?
By growing flowers for pollen
All of these ways
By forming seeds in fruits
By making tiny spores
Which is a way animals can reproduce?
By laying eggs in nests
By neither eggs nor live birth
By giving live birth to young
By both laying eggs and live birth
Why is reproduction important for living things?
To avoid hungry predators
To change color each season
To make science class more fun
To continue their species over time
Which scene is an example of reproduction in plants?
A leaf falling from the stem
A flower forming many seeds
A branch breaking during a storm
A trunk losing rough outer bark
Which scene is an example of reproduction in animals?
A dog chewing crunchy kibble
A cat having small kittens
A fish swimming in a pond
A bird flying above trees
Which action best shows growth in a living organism?
A kitten gaining weight over months
A rock cracking after freezing
A branch snapping in a windstorm
A leaf turning brown in autumn
Which example shows reproduction in animals?
A frog laying a cluster of eggs
A dog chewing and swallowing food
A bird flapping wings to fly
A fish darting away from danger
What is a common way plants reproduce?
By breaking branches in storms
By forming seeds in flowers
By changing bark color often
By dropping old leaves yearly
Which behavior is a response to the environment?
A turtle shell staying hard
A tree trunk growing taller
A deer running from loud noise
A seed forming inside fruit
A desert plant has thick stems that store water. What life process does this help most?
Making colorful flower petals
Keeping the organism alive
Growing roots only downward
Producing sweeter fruit juice
A mother bird brings worms to her chicks. Which two life processes are shown?
Growth and staying alive
Response and breaking branches
Reproduction and photosynthesis
Reproduction and leaf loss
If the temperature suddenly drops, which change would most likely be a response to the environment?
A lizard seeking a sunny rock
A seed developing inside a cone
A puppy growing taller with age
A tree forming new flower buds
Why are life processes important to all living things?
They make science class more fun
They keep organisms alive and healthy
They change colors in every season
They help animals avoid all predators
Which sequence best shows a butterfly’s life cycle?
Egg → Larva → Pupa → Beetle
Egg → Tadpole → Froglet → Adult frog
Egg → Caterpillar → Chrysalis → Adult
Seed → Sprout → Flower → Fruit
Which organism’s life cycle includes metamorphosis?
Butterfly
Dog
Fish
Human
In a frog’s life cycle, what stage comes after tadpole?
Adult
Egg
Froglet
Chrysalis
Which statement explains why life cycles are important for species?
They allow organisms to continue their species
They help animals change color each season
They make science class more exciting
They keep predators away from young
Which part of a flowering plant produces seeds to start the next life cycle?
Stem
Leaf
Flower
Root
A student observes eggs, caterpillars, and chrysalises in a school garden. What would be a reasonable plan to predict when adults will appear?
Guess the date based on last year’s field day
Move caterpillars to a warmer place to speed up
Wait until leaves fall, then check again
Record dates for each stage and compare to typical timelines
Which of these organisms goes through a complete metamorphosis?
Butterfly
Human
Cat
Dog
Which of these organisms grows from seed?
Human
Butterfly
Tree
Frog
Which of these organisms lays eggs?
All of the above
Butterfly
Frog
Bird
Which of these organisms does NOT go through metamorphosis?
All of the above
Cat
Human
Dog
Which of these organisms has a life cycle with seeds?
All of the above
Pine Tree
Sunflower
Apple
What type of object is the Sun?
A planet in our solar system
A star that makes its own light
A moon that orbits Earth
An asteroid made of rock
Why is the Sun important to Earth?
It gives light and warms Earth
It makes Earth spin faster
It creates oceans and rivers
It pushes Earth through space
Which of these is NOT a star?
Polaris, the North Star
Sirius, a very bright star
The Moon near Earth
The Sun in our sky
Which statement is true about stars?
They are moons that reflect light
They are small floating rocks
They are giant balls of hot gas
They are planets orbiting the Sun
Which of these is the closest star to Earth?
Alpha Centauri
Sirius
Polaris
The Sun
Why do stars look small in the night sky?
They are planets
They are tiny rocks
They are very far away
They are moons
Which of these is NOT something the Sun provides?
Rain
Energy for plants
Light
Heat
What is a constellation?
A group of stars forming a pattern
A moon orbiting Earth
A planet orbiting the Sun
A cloud in the sky
Which of these is a constellation?
All of the above
Little Dipper
Big Dipper
Orion
Why do constellations appear to move across the sky?
Stars move quickly
The Sun moves around Earth
Earth rotates on its axis
The Moon blocks them
Which of these is NOT a constellation?
Little Dipper
Milky Way
Big Dipper
Orion
Which of these is true about constellations?
They are patterns made by stars
They are clouds in the sky
They are planets orbiting the Sun
They are moons reflecting light
Which constellation looks like a spoon or dipper?
None of the above
Orion
Big Dipper
Little Dipper
Why do people use constellations?
To make planets move
To help navigate and tell stories
What causes day and night on Earth?
The Sun moving around Earth
Earth rotating on its axis
The Moon blocking sunlight
Earth revolving around the Sun
How long does it take Earth to complete one rotation?
1 hour
24 hours
365 days
1 month
In which direction does Earth rotate?
West to East
South to North
East to West
North to South
Which statement is true about Earth’s rotation?
It causes day and night
It causes seasons
It makes the Sun move
It changes gravity
Why does the Sun appear to rise in the east and set in the west?
The Sun moves around Earth
Earth revolves around the Sun
The Moon blocks the Sun
Earth rotates west to east
Which of these is NOT caused by Earth’s rotation?
Shadows changing during the day
Day and night
Seasons
Sunrise and sunset
Which event happens every 24 hours?
Earth revolves once
The Moon orbits Earth once
The Sun moves around Earth
Earth rotates once
Which statement is true about Earth’s axis?
All of the above
Earth tilts on its axis
Earth rotates on its axis
Earth revolves on its axis
Which statement best describes Earth's revolution?
The Sun moves around Earth each single year
Earth moves in a straight line through space
Earth spins to make day and night every day
Earth travels around the Sun once each year
Why do different seasons happen on Earth?
The Moon blocks sunlight in some seasons
Earth rotates faster at certain times
Earth’s axis is tilted during its yearly orbit
The Sun gets closer to Earth in summertime
Which change is NOT caused by Earth’s revolution?
Day and night on Earth
Position of Earth along its orbit
Length of one year
Pattern of the seasons
What shape is Earth’s orbital path around the Sun?
A triangle formed by three corners
A perfect circle with no variation
A straight line from winter to summer
An ellipse that is slightly oval
A diagram shows Earth at four points around the Sun. Which point marks completion of one full revolution?
When Earth returns to the same starting position
When Earth moves halfway around the Sun
When Earth has rotated once on its axis
When the Moon completes one orbit of Earth
If Earth had no tilt on its axis, what would most likely happen to seasons?
Summers would be much closer to the Sun
Seasons would be weak or nearly the same
Day length would stop changing at all
Winters would be caused by the Moon’s shadow
In the Northern Hemisphere, why is it summer when Earth is tilted toward the Sun?
Sunlight hits more directly and warms more
Earth is closest to the Sun in summer
Nights become longer than days in summer
The Sun rotates faster above the North Pole
Which event happens regularly because of Earth's revolution and tilt?
Sudden changes in gravity each new season
Monthly phases of the Moon seen from Earth
Daily sunrise and sunset every twenty-four hours
A yearly cycle of seasons across the globe
If I wanted to conduct an investigation about what material would last longer in a hurricane, which method should I choose?
computer generated model
small model of buildings made out of the materials
ask a friend
What is the process in which a seedling starts to grow out of a seed?
fertilization
germination
seed dispersal
What conditions are most likely to cause an increase in competition in an environment?
a large area with plentiful resources
a decrease in the number of species
a limited amount of resources and not enough space for the species in the area
very few organisms with different resource needs.
What unique trait about Florida makes it an ideal destination for many animal migrations?
birds benefit from the space programs based in Florida
Florida has seasons that are unique and stay warm for most of the year.
there is a lot of open space available for animals that do not have shelter in the north.
the sun moves closer to Florida in the winter.
