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WorksheetsScience Quiz on Matter and Forces
Total questions: 45
Worksheet time: 23mins
A stone, water, and air are placed in separate containers. Which property do ALL three share?
Shape
Color
Mass
Texture
Why does water take the shape of its container but keep the same amount?
It is a gas
It is a liquid
It is a solid
It has no mass
Which observation shows that air occupies space?
It can be smelled
It fills an empty balloon
It is invisible
It is light
A student measures 500 mL of juice and pours it into two 250 mL cups. What stays the same?
Shape
Temperature
Volume
Container
Which change shows heat being added to matter?
Water freezing
Ice melting
Vapor condensing
Gas turning to liquid
Why is a balance better than a measuring cylinder to test if air has mass?
It measures temperature
It measures volume
It compares mass
It shows shape
Food must be broken down into small particles so that it can be _____.
Stored
Absorbed
Thrown away
Smelled
If the lungs stop working properly, which process is affected first?
Digestion
Breathing
Reproduction
Circulation
Which feature best helps mammals care for their young?
Laying eggs
Producing milk
Having scales
Cold-blooded body
Which classification is based on how animals reproduce?
Insects and birds
Mammals and reptiles
Live-bearing and egg-laying animals
Herbivores and carnivores
Why do some plants have thorns?
To attract insects
To store water
To protect from animals
To make food
A plant with thick stems and small leaves most likely lives in a place with _____.
Heavy rainfall
Cold climate
Little water
Rich soil
When you push a book across a table, the book moves in the same direction as the push. This shows that _____.
Gravity changes direction
Contact forces affect motion
Magnetism is acting
Electricity is present
Why is it harder to slide a box on rough ground than on smooth tiles?
Gravity is stronger
Friction is greater
The box is heavier
Air resistance increases
Which situation best shows gravity acting?
Magnet pulling iron
Balloon sticking to hair
Fruit falling from a tree
Bulb lighting up
A student claims that air has no mass because it cannot be seen. Which investigation best disproves this?
Smelling air
Measuring air temperature
Comparing inflated and deflated balloons on a balance
Pouring air into water
Why does gas expand to fill its container while a liquid does not?
Gas particles are heavier
Gas particles move freely and are far apart
Liquids have no particles
Liquids are hotter
Why is a thermometer needed when studying changes of state?
To measure volume
To measure mass
To observe temperature changes
To identify shape
If water is heated continuously, which sequence is correct?
Liquid → solid → gas
Solid → gas → liquid
Solid → liquid → gas
Gas → liquid → solid
Why does the small intestine absorb nutrients better than the stomach?
It is shorter
It has thicker walls
It has villi that increase surface area
It holds food longer
Which system works closely with the respiratory system?
Digestive
Circulatory
Reproductive
Nervous
Which comparison between birds and mammals is correct?
Both lay eggs
Both produce milk
Both are warm-blooded
Both have scales
Why are amphibians classified separately from reptiles?
They have feathers
They live only on land
They depend on water for part of their life cycle
They give birth to live young
Which plant structure allows reproduction without seeds?
Leaf
Flower
Rhizome
Thorn
Why is mimicry an effective survival strategy?
It helps animals fly
It confuses predators
It improves digestion
It increases size
A student drops a heavy book and a sheet of paper at the same time. The paper falls slower. What is the BEST explanation?
Gravity affects light objects less
Air resistance affects the paper more
Heavier objects fall faster
The paper has no mass
Design an investigation to test whether liquids have mass. Which is ESSENTIAL?
Thermometer
Balance
Ruler
Stopwatch
Why does soil erosion increase when vegetation is removed?
Soil becomes heavier
Roots no longer hold soil
Rocks disappear
Rain stops
A sealed syringe is filled with air. When the plunger is pushed inward, which property of gas is demonstrated?
Gas has definite volume
Gas particles attract strongly
Gas can be compressed
Gas has fixed shape
A student heats ice in a beaker until steam forms. Which sequence best explains the changes?
Freezing → Melting → Condensation
Melting → Evaporation → Condensation
Melting → Evaporation
Freezing → Evaporation
Two objects of different masses are dropped at the same time. They hit the ground together. What does this show?
Gravity affects heavier objects more
Air resistance is absent
Gravity acts equally on objects
Mass does not affect gravity
Which investigation best proves that air has mass?
Measuring temperature of air
Comparing inflated and deflated balloon on a balance
Measuring volume of air
Observing air movement
Why does heating cause matter to change state?
It changes the chemical composition
It increases particle movement until bonds are overcome
It decreases mass
It makes objects invisible
Why does gravity affect all objects regardless of mass?
Only heavy objects are affected
All objects experience force proportional to their mass
Only light objects are affected
Gravity depends on shape
How can static electricity be demonstrated using simple materials?
Use a battery and bulb
Rub a balloon on hair and make it stick to a wall
Drop a paper on the floor
Shake hands with a friend
Why does a charged balloon stick to a wall?
The wall is charged
The balloon is heavier
Opposite charges attract
Gravity pushes it
How does an electromagnet show that electricity and magnetism are related?
It produces heat
Electric current flowing through a wire creates a magnetic field
It makes a loud noise
It lights a bulb
How do plant adaptations show response to environmental challenges?
Plants move to another place
Plants develop thorns, deep roots, or bulbs for survival
Plants stop growing
Plants produce gas
Why do some plants store food in bulbs or tubers?
To reproduce only
To survive periods of scarcity
To absorb sunlight
To make flowers bloom immediately
How does environmental change affect animal survival?
Animals are never affected
Some species die or adapt (e.g., camouflage, migration)
Only plants adapt
Animals gain mass
Why do storm signals increase as a cyclone strengthens?
To warn people about increasing danger
Signals are random
To measure rainfall
Signals indicate wind only
How can understanding weather patterns help reduce disaster risks?
It cannot
By preparing evacuation, shelters, and safety measures
By ignoring signals
By stopping storms
Why do eclipses not happen every month?
Moon is too small
Moon’s orbit is tilted relative to Earth’s orbit
Sun moves around Moon
Earth stops moving
How does Earth’s rotation differ from its revolution?
Rotation is spinning on axis; revolution is orbiting the Sun
Both are the same
Rotation takes 1 year; revolution takes 24 hours
Earth only rotates
Why does the Moon always show the same face to Earth?
Moon rotates once for each orbit around Earth (synchronous rotation)
Moon does not rotate
Earth moves faster
Moon disappears sometimes
