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WorksheetsReviewer for STEMCO
Total questions: 100
Worksheet time: 50mins
Which of these is a difference between a tree and a flower?
Trees are tall, flowers are short
Trees can move, flowers cannot
Trees have leaves, flowers do not
Which animal is different from the others?
Dog
Cat
Fish
What might happen if a plant does not get water?
It will grow faster
It will turn brown and wilt
It will make more flowers
What happens to ice when it’s left in a warm room?
It becomes colder
It melts into water
It turns into snow
If you put a small, plastic toy on the water, what do you think will happen?
It will sink
It will float
It will melt
What do you think will happen if you leave a piece of bread in a damp place?
It will become dry
It will start to grow mold
It will stay fresh
Which of these is a living thing?
Rock
Tree
Car
Which of the following things can be attracted to a magnet?
Wood
Paper
Metal spoon
Why do some animals hibernate during the winter?
Because they don’t like to eat
Because they can find food more easily
Because food is hard to find
How do your eyes help you?
They help you hear sounds
They help you see things
They help you smell things
What is one way to tell the difference between a mammal and a bird?
Mammals have feathers, birds do not
Birds have scales, mammals do not
Mammals have fur or hair, birds have feathers
Which of these animals can live both on land and in water?
Elephant
Frog
Snake
What might happen if a plant does not get any sunlight?
It will grow very tall
It will turn yellow and stop growing
It will make more flowers
Why do we wear coats in the winter?
To protect our skin from the sun
To keep our bodies warm
To stay cool
What do you think will happen if you put a rock in a glass of water?
It will float
It will sink to the bottom
It will dissolve
If you leave a slice of apple out for a few days, what do you think will happen?
It will stay fresh
It will turn brown and dry up
It will grow larger
Which of the following is an example of a non-living thing?
Tree
Fish
Rock
Which group includes only plants?
Rose, sunflower, grass
Dog, cat, bird
Tree, fish, soil
Why do birds have wings?
To help them find food
To help them fly
To help them make nests
How do our bones help us?
They help us see
They give our bodies shape and support
They help us digest food
Which of these best describes the difference between solids, liquids, and gases?
Solids change shape easily, liquids and gases do not
Liquids have a fixed shape, solids do not
Solids have a fixed shape, liquids take the shape of their container, and gases spread out to fill a space
Which of these animals is a carnivore?
Cow
Lion
Rabbit
What happens to water when it is heated and reaches its boiling point?
It freezes
It turns into gas
It becomes ice
Why do plants need sunlight?
To keep them warm
To make their own food through photosynthesis
To attract insects
If you place an ice cube in a glass of warm water, what will happen?
The ice will stay solid
The ice will melt quickly
The water will freeze
What do you think will happen if you plant a seed in dry soil and do not water it?
The seed will grow into a healthy plant
The seed will stay the same
The seed will not grow
Which of the following groups contains only renewable resources?
Coal, wind, water
Wind, sunlight, trees
Oil, coal, natural gas
Which of these is a characteristic of all mammals?
They lay eggs
They have scales
They have fur or hair
Why do we see lightning before we hear thunder?
Light travels faster than sound
Sound travels faster than light
Thunder is quieter than lightning
How do the roots of a plant help it survive?
They hold the plant up so it can get sunlight
They help the plant make food from sunlight
They absorb water and nutrients from the soil
Which of the following best describes how plants and animals differ in how they obtain energy?
Both plants and animals get energy from sunlight
Plants make their own food using sunlight, while animals must eat other organisms
Animals produce food for themselves, and plants rely on animals for food
Which of these best explains the difference between weather and climate?
Weather describes daily conditions, while climate describes long-term patterns
Weather and climate both refer to the temperature on a single day
Climate changes every day, while weather remains the same each year
What happens to an object’s shadow when it moves closer to a light source?
The shadow gets smaller
The shadow gets larger
The shadow disappears
Why do we need to recycle materials like plastic and metal?
To make them disappear quickly
To reduce waste and conserve resources
Because they are harmful to plants only
If you heat a liquid and it reaches 100 degrees Celsius, what will likely happen?
The liquid will freeze
The liquid will boil and turn into a gas
The liquid will become solid
What do you think will happen if a magnet is placed near a metal paperclip?
The paperclip will be attracted to the magnet
The paperclip will melt
The paperclip will move away from the magnet
Which of the following includes only non-renewable resources?
Solar energy, coal, oil
Water, wind, natural gas
Coal, oil, natural gas
Which group contains only vertebrates?
Frog, whale, eagle
Starfish, earthworm, jellyfish
Snail, crab, ant
Why do some animals, like bears, hibernate during the winter?
To hide from predators
Because they cannot find enough food
To avoid the sunlight
How does the Earth’s rotation cause day and night?
The sun moves around the Earth
The Earth spins on its axis, causing different parts to face the sun at different times
Clouds cover the sun at night
Which of the following best describes how plants and animals differ in how they obtain energy?
Both plants and animals get energy from sunlight
Plants make their own food using sunlight, while animals must eat other organisms
Animals produce food for themselves, and plants rely on animals for food
Which of these best explains the difference between weather and climate?
Weather describes daily conditions, while climate describes long-term patterns
Weather and climate both refer to the temperature on a single day
Climate changes every day, while weather remains the same each year
What happens to an object’s shadow when it moves closer to a light source?
The shadow gets smaller
The shadow gets larger
The shadow disappears
Why do we need to recycle materials like plastic and metal?
To make them disappear quickly
To reduce waste and conserve resources
Because they are harmful to plants only
If you heat a liquid and it reaches 100 degrees Celsius, what will likely happen?
The liquid will freeze
The liquid will boil and turn into a gas
The liquid will become solid
What do you think will happen if a magnet is placed near a metal paperclip?
The paperclip will be attracted to the magnet
The paperclip will melt
The paperclip will move away from the magnet
Which of the following includes only non-renewable resources?
Solar energy, coal, oil
Water, wind, natural gas
Coal, oil, natural gas
Which group contains only vertebrates?
Frog, whale, eagle
Starfish, earthworm, jellyfish
Snail, crab, ant
Why do some animals, like bears, hibernate during the winter?
To hide from predators
Because they cannot find enough food
To avoid the sunlight
How does the Earth’s rotation cause day and night?
The sun moves around the Earth
The Earth spins on its axis, causing different parts to face the sun at different times
Clouds cover the sun at night
Which of the following shows the main difference between insects and spiders?
Insects have six legs, while spiders have eight legs
Insects have eight legs, while spiders have six legs
Both insects and spiders have six legs
Which of the following best explains why the moon appears to change shape during the month?
Clouds cover parts of the moon
The moon’s shape changes based on its position relative to the Earth and the sun
The Earth’s shadow is always covering parts of the moon
What effect does sunlight have on plants?
It helps plants produce food through photosynthesis
It causes plants to grow downward
It makes plants turn brown
Why does a ball thrown in the air eventually fall back down to the ground?
Because of wind
Because of gravity
Because the ball runs out of energy
If you place a paperclip near a magnet, what will likely happen?
The paperclip will be attracted to the magnet
The paperclip will change color
The paperclip will melt
What do you think will happen to a balloon if it is left out in the hot sun?
It will get smaller
It will expand and might pop
It will become heavier
Which of the following lists includes only renewable resources?
Coal, oil, natural gas
Water, sunlight, wind
Plastic, wood, glass
Which of these objects are magnetic?
Plastic spoon, rubber band, wood stick
Iron nail, paperclip, steel spoon
Glass cup, pencil, eraser
Why do humans and animals need oxygen?
To help digest food
To make energy for their bodies
To keep cool
How do the roots of a plant help it survive?
By absorbing water and nutrients from the soil
By keeping it warm
By providing it with food from sunlight
Which part of a plant helps it absorb water from the soil?
Leaf
Stem
Roots
Which of these objects would float on water?
A metal spoon
A plastic bottle cap
A rock
What happens to a puddle of water after a hot, sunny day?
It stays the same
It evaporates and disappears
It gets bigger
Why do animals have different types of coverings on their bodies, like fur, feathers, or scales?
To make them look pretty
To help them survive in their environment
To keep them light
What do you think will happen if you plant a seed in dry soil and don’t water it?
The seed will grow
The seed will stay the same
The seed will turn into a rock
If you put an ice cube in a warm room, what will happen to it?
It will melt and turn into water
It will stay frozen
It will turn into steam immediately
Which of the following groups includes only living things?
Bird, fish, tree
Rock, water, sand
Book, chair, table
Which of these objects are non-living?
Cat, dog, tree
Rock, bicycle, glass
Bird, fish, worm
Why do we need to drink water every day?
To help our bodies stay healthy and hydrated
To make us feel full
To make us tired
How does the sun help plants grow?
It makes plants change color
It gives plants energy to make their food
It keeps plants clean
Which of these best describes why some animals have fur?
To help them stay warm in cold weather
To make them look larger
To help them climb trees
Which of the following describes a difference between a rock and a plant?
A plant needs water, but a rock does not
A rock grows, but a plant does not
A rock has leaves, but a plant does not
What happens to water when it is placed in the freezer?
It turns into ice
It boils
It becomes warm
Why do birds have hollow bones?
To make their bodies heavier
To help them breathe underwater
To make them light for flying
If you plant a seed in soil and water it regularly, what do you expect will happen?
The seed will grow into a plant
The seed will dry up
The seed will turn into a rock
What do you think will happen if you leave a piece of bread in a damp place for a week?
The bread will stay the same
The bread will grow mold
The bread will become fresh
Which of the following items are all sources of light?
Sun, candle, lamp
Moon, stone, book
Water, soil, plant
Which of these is a group of animals that all lay eggs?
Dog, cat, whale
Bird, frog, snake
Lion, bear, elephant
Why do plants have roots?
To keep them warm
To absorb water and nutrients from the soil
To help them make flowers
How does the sun help the Earth?
It gives light and warmth to support life
It causes plants to stop growing
It makes water turn to ice
Which of the following best explains why clouds form in the sky?
The wind blows water into the air
Water vapor cools and condenses into tiny droplets
The sun heats the ground, and it turns into clouds
What is one main difference between amphibians and reptiles?
Amphibians lay eggs, while reptiles do not
Amphibians live only in water, while reptiles live only on land
Amphibians have moist skin and live in both water and land, while reptiles have dry, scaly skin
What happens to the length of shadows when the sun is lower in the sky, like early morning or late afternoon?
Shadows become shorter
Shadows become longer
Shadows disappear
Why does ice melt when left at room temperature?
Room temperature cools the ice
The ice absorbs heat from the surroundings and turns into water
The ice creates heat and melts itself
If you plant a seed and do not water it, what will likely happen?
The seed will grow normally
The seed will grow faster
The seed will not grow because it needs water
What will likely happen to a metal spoon left in the sun on a hot day?
It will become cold
It will stay the same temperature
It will become hot because it absorbs heat from the sun
Which of these groups contains only non-renewable resources?
Wind, sunlight, trees
Coal, oil, natural gas
Water, plants, animals
Which of the following lists includes only vertebrates?
Frog, snake, whale
Ant, jellyfish, butterfly
Worm, crab, sponge
Why do some animals hibernate in the winter?
To find food easily
To avoid cold weather when food is scarce
To stay away from predators
How does the Earth's rotation cause day and night?
The Earth rotates on its axis, making different parts face the sun at different times
The sun moves around the Earth every day
The moon blocks sunlight at night
Which of the following best explains why the moon appears to change shape throughout the month?
The moon is rotating around the Earth, showing different parts of its surface
The Earth's shadow falls on the moon, covering parts of it
The moon's shape changes due to its position relative to the Earth and the sun
What is a main difference between physical and chemical changes?
Physical changes create new substances, while chemical changes do not
Chemical changes create new substances, while physical changes do not
Both physical and chemical changes create new substances
Why do living things need to eat food?
To grow and have energy for daily activities
To produce sunlight
To release oxygen
What happens to a shadow when an object moves closer to the light source?
The shadow becomes smaller and lighter
The shadow becomes larger and darker
The shadow disappears completely
If a substance is added to water and it completely dissolves, what type of mixture is formed?
A solution
A suspension
A solid mixture
What would happen if plants did not release oxygen into the atmosphere?
Animals and humans would still have enough oxygen to survive
There would be less oxygen for animals and humans to breathe
It would have no effect on Earth's atmosphere
Which of the following includes only renewable resources?
Coal, oil, sunlight
Trees, wind, sunlight
Natural gas, minerals, wood
Which of these lists includes only examples of chemical changes?
Melting ice, tearing paper, chopping wood
Rusting metal, baking bread, burning wood
Dissolving salt, freezing water, bending metal
Why is it important for humans to conserve non-renewable resources?
Because they can be used up and take a long time to form again
Because they are easily replaced in nature
Because they have no impact on the environment
How does photosynthesis help plants survive?
It helps them absorb water
It allows them to create food using sunlight, water, and carbon dioxide
It helps them grow by taking in oxygen from the air
