Physical Science
What tool is used to measure how hot or cold something is?
A. Ruler
B. Thermometer
C. Magnet
D. Scale
B. Thermometer
Which part of a plant makes seeds?
A. Roots
B. Leaves
C. Flowers
D. Stems
C. Flowers
What causes the seasons on Earth?
A. Moon phases
B. Earth's tilt
C. Sun rotating
D. Ocean tides
B. Earth's tilt
Which organ helps you breathe?
A. Heart
B. Brain
C. Lungs
D. Stomach
C. Lungs
What is the Sun?
A. A planet
B. A star
C. A moon
D. A comet
B. A star
What type of matter keeps its shape?
A. Solid
B. Liquid
C. Gas
D. Plasma
A. Solid
What do animals need to survive?
A. Books
B. Toys
C. Air, water, and food
D. TV
C. Air, water, and food
What do we call frozen water in the atmosphere?
A. Clouds
B. Rain
C. Snow
D. Wind
C. Snow
What does a magnet attract?
A. Wood
B. Paper
C. Plastic
D. Metal
D. Metal
What tool helps us see tiny things?
A. Microscope
B. Telescope
C. Ruler
D. Thermometer
A. Microscope
What happens when you mix vinegar and baking soda?
A. Physical change
B. Chemical change
C. No change
D. It freezes
B. Chemical change
What is the main job of leaves in a plant?
A. Grow flowers
B. Help the plant eat insects
C. Make food using sunlight
D. Absorb water
C. Make food using sunlight
What is the process where rocks are broken into smaller pieces?
A. Melting
B. Erosion
C. Weathering
D. Deposition
C. Weathering
What happens when light passes through water?
A. It disappears
B. It reflects
C. It bends
D. It stops
C. It bends
How does sound travel?
A. Through light
B. Through a vacuum only
C. In waves through matter
D. Only in solids
C. In waves through matter
Which energy makes a light bulb glow?
A. Sound energy
B. Heat energy
C. Electrical energy
D. Wind energy
C. Electrical energy
What happens in the process of pollination?
A. Water is taken in
B. Seeds are spread
C. Pollen moves to a flower
D. The flower grows roots
C. Pollen moves to a flower
Which is a nonrenewable resource?
A. Wind
B. Solar
C. Coal
D. Water
C. Coal
What does the digestive system do?
A. Controls muscles
B. Helps you breathe
C. Breaks down food
D. Sends messages
C. Breaks down food
What do plants release into the air during photosynthesis?
A. Carbon dioxide
B. Oxygen
C. Nitrogen
D. Hydrogen
B. Oxygen
Why do metal objects feel colder than wood?
A. Metals reflect heat
B. Metals are heavier
C. Metals absorb heat faster
D. Metals are always cold
C. Metals absorb heat faster
What is the difference between a food chain and a food web?
A. Food webs only show herbivores
B. Food chains are longer
C. Food webs show many food chains connected
D. Food chains are circles
C. Food webs show many food chains connected
Why do volcanoes and earthquakes happen near tectonic plate edges?
A. There is more air pressure
B. Plates rub or collide
C. The Sun heats the crust
D. Water builds up underground
B. Plates rub or collide
Which of these is a correct order of life cycle stages for a butterfly?
A. Egg → Larva → Pupa → Adult
B. Larva → Egg → Pupa → Adult
C. Pupa → Egg → Larva → Adult
D. Adult → Egg → Pupa → Larva
A. Egg → Larva → Pupa → Adult
What causes ocean tides?
A. Earth’s rotation
B. Sun’s heat
C. The Moon’s gravity
D. Wind patterns
C. The Moon’s gravity