Questions & Answers
Browse all 20 questions from the
Physics in Nature and Animals study set below.
Each question shows the correct answer — select a study format above to practice interactively.
1
Which physical property allows a water strider to walk on the surface of a pond?
-
A
Surface tension
-
B
Gravity
-
C
Magnetism
-
D
Buoyancy
2
What type of energy do plants primarily convert from sunlight during photosynthesis?
-
A
Nuclear energy
-
B
Radiant energy
-
C
Sound energy
-
D
Geothermal energy
3
Which force keeps birds and airplanes on the ground when they are not flying?
-
A
Friction
-
B
Magnetism
-
C
Gravity
-
D
Static electricity
4
What is the primary method of heat transfer from the Sun to the Earth?
-
A
Conduction
-
B
Convection
-
C
Radiation
-
D
Insulation
5
Which state of matter is common in clouds and fog?
-
A
Solid
-
B
Liquid
-
C
Plasma
-
D
Gas
6
What physical phenomenon causes a rainbow to appear in the sky?
-
A
Reflection of light
-
B
Refraction of light
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C
Magnetic pull
-
D
Sound waves
7
Why do large animals like elephants have thick legs to support their weight against gravity?
-
A
To increase surface area
-
B
To lower their density
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C
To distribute pressure
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D
To create electricity
8
Which property of sound allows bats to use echolocation to navigate?
-
A
Reflection
-
B
Absorption
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C
Refraction
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D
Magnetism
9
What force acts between two surfaces in contact that slows down a sliding animal?
-
A
Gravity
-
B
Friction
-
C
Inertia
-
D
Acceleration
10
Which of these objects acts like a convex lens in nature to focus sunlight?
-
A
A flat leaf
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B
A dewdrop
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C
A rock
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D
A blade of grass
11
What do we call the change of state from liquid water to water vapour?
-
A
Freezing
-
B
Condensation
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C
Evaporation
-
D
Sublimation
12
Which form of energy is stored in a compressed spring or a stretched rubber band?
-
A
Kinetic energy
-
B
Potential energy
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C
Thermal energy
-
D
Chemical energy
13
What causes a compass needle to point toward the North Pole?
-
A
Gravity
-
B
Earth's magnetic field
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C
Wind resistance
-
D
Static charge
14
How is heat transferred through the metal handle of a pot on a fire?
-
A
Conduction
-
B
Convection
-
C
Radiation
-
D
Evaporation
15
What is the unit used to measure the intensity of sound, like a lion's roar?
-
A
Joules
-
B
Decibels
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C
Watts
-
D
Newtons
16
Which physical process allows a fish to float at a specific depth in water?
-
A
Neutral buoyancy
-
B
Magnetic repulsion
-
C
Thermal expansion
-
D
Surface tension
17
What is the name for the natural movement of heat in the atmosphere, creating wind?
-
A
Conduction
-
B
Convection
-
C
Radiation
-
D
Friction
18
Which colour of clothing would absorb the most solar radiation on a sunny day?
-
A
White
-
B
Yellow
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C
Black
-
D
Silver
19
What does the 'pitch' of a bird's song depend on?
-
A
Frequency of sound waves
-
B
Light intensity
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C
Air pressure
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D
Magnetic field
20
Which phenomenon makes it easier to lift an object underwater than in the air?
-
A
Friction
-
B
Buoyancy
-
C
Gravity
-
D
Magnetism
