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OLYMPIAD

Total questions: 92

Worksheet time: 3hrs 4mins

Name
Class
Date
1.

Motion's first equation is.

a)

v=u+at

b)

u=v+at

c)

a=ut+v

d)

t=u+vt

2.
Which force produces a change in motion?
a)
unbalanced force
b)
balanced force
c)
gravitational force
d)
frictional force
3.
If these boys are pulling with the same amount of force.  What will happen?
a)
The boy in blue will win.
b)
They will not move at all.
c)
The boy in red will win.
d)
Both will fall down.
4.
Friction and gravity are both examples of a force.
a)
True
b)
False
5.
Which one needs a greater net force to move, a kilogram of feathers or a kilogram of iron? 
a)
feathers 
b)
iron
c)
same
d)
depends on their friction
6.
The picture of the position vs. time graph shows an object that is...
a)
accelerating/speeding up
b)
moving at a constant speed 
c)
not moving 
d)
accelerating/slowing down. 
7.
What is Newton's First Law known as? The Law of
a)
Friction
b)
Mass
c)
Inertia
d)
Gravity
8.

If a force of 26 N is exerted on two balls, one with a mass of 0.52 kg and the other with a mass of 0.78 kg, which ball will have the greater acceleration?

a)

Same

b)

0.78 kg

c)

o.52 kg

d)

None

9.
If an action force is a cue ball (white) hitting a billiard ball (various colors) when playing pool, then the reaction force is
a)
exerted on the table
b)
exerted on all the other billiard balls.
c)
not present
d)
exerted by the billiard ball on the cue ball.
10.

In which direction and with how much force will an object move if you push to the left with 15N of force and your friend pushes to the right with 5N of force?

a)

up with 10N of force

b)

down with 5N of force

c)

left with 10N of force

d)

right with 10N of force

11.
Objects tendency to resist change
a)
Friction
b)
Inertia
c)
Force
d)
Gravity
12.
This person bought coffee and put it on the seat next to them. If they stopped quickly and the coffee spilled which law would that represent?
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
13.
A car starts from rest at a stop light and reaches 20 m/s in 3.5 s. Determine the acceleration of the car.
a)
2.2m/s2
b)
7.0m/s2
c)
5.7m/s2
d)
70m/s2
14.

When an object resists change, like a body in a turning car, it is called ________________.

a)

inertia

b)

force

c)

friction

d)

drag force

15.
For every action, thereʼs an equal and opposite reaction. *Action-Reaction*
a)
Newton's First Law
b)
Newton's Second Law
c)
Newton's Third Law
d)
force
16.
A force that results from two objects rubbing past each other.
a)
Gravity
b)
Friction
c)
Inertia
d)
Force
17.
The force that pulls objects towards Earth.
a)
Gravity
b)
Friction
c)
Inertia
d)
Force
18.
What is Force?
a)
A Push
b)
A Pull
c)
Jumping
d)
Either a push or pull
19.
 What is the unit called that measures force?
a)
Isaac
b)
Yee
c)
Newton
d)
kilogram
20.
The scientist who is most famous for developing the Laws of Motion is _____.
a)
Albert Einstein
b)
Stephen Hawking
c)
Sir Isaac Newton
d)
Galileo Galilei
21.
An object will accelerate in the direction of the force applied to it.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
Newton's 4th Law
22.
Which one is balanced?
a)
top
b)
bottom
c)
both
d)
neither
23.

Which of the following is most suitable for summer?

a)

Cotton

b)

Nylon

c)

Polyester

d)

Silk

24.

On heating, a solid is converted to liquid. This change is called

a)

Melting

b)

Fusion

c)

Diffusion

d)

Freezing

25.

Give the right answer/answers

a)

A beaker - vaporisation

b)

A beaker - evaporation

c)

B beaker - vaporisation

d)

B beaker - evaporation

26.

Seema visited a Natural Gas Compressing Unit and found that the gas can be liquefied under specific conditions of temperature and pressure. While sharing her experience with friends she got confused. Help her to identify the correct set of conditions

a)

Low temperature, low pressure

b)

High temperature, low pressure

c)

Low temperature, high pressure

d)

High temperature, high pressure

27.

The property to flow is unique to fluids. Which one of the following statements is correct?

a)

Only gases behave like fluids

b)

Gases and solids behave like fluids

c)

Gases and liquids behave like fluids

d)

Only liquids are fluids

28.

A few substances are arranged in the increasing order of ‘forces of attraction’ between their particles. Which one of the following represents a correct arrangement?

a)

Water, air, wind

b)

Air, sugar, oil

c)

Oxygen, water, sugar

d)

Salt, juice, air

29.

The phenomenon of change of a liquid into the gaseous state at any temperature below its boiling point is called (a)   .

30.

280 K is equal to (a)   degree Celcius .

31.

On converting 25°C, 38°C and 66°C to kelvin scale, the correct sequence of temperature will be

a)

298 K, 311 K and 339 K

b)

298 K, 300 K and 338 K

c)

273 K, 278 K and 543 K

d)

298 K, 310 K and 338 K

32.

Kinetic energy decreases with increase in temperature .

a)

True

b)

False

33.

Which one of the following is an example of a fluid?

a)

Oxygen

b)

Carbon

c)

Phosphorus

d)

Sulphur

34.

235K = _________°C

a)

38

b)

-20

c)

20

d)

-38

35.

Which of the following statements is NOT true?

a)

The molecules in a liquid and a gas can flow.

b)

The molecules in a liquid are arranged in a regular pattern.

c)

The molecules in a gas move about randomly at high speed.

d)

The molecules in a solid vibrate about a fixed position

36.

Name the process by which dry ice changes into carbon dioxide gas.

a)

Evaporation

b)

Condensation

c)

Sublimation

d)

Vaporisation

37.

At what temperature liquid water and steam co-exist?

a)

At the melting point of ice

b)

At the boiling point of water

c)

At the freezing point of water

d)

At the condensation point

38.

Melting point of ice is

a)

273.16K

b)

373.15K

c)

100°C

d)

250.18K

39.

Which of the following undergoes sublimation?

a)

Sodium chloride

b)

Potassium chloride

c)

Ammonium sulphate

d)

Ammonium chloride

40.

In which of the following conditions, the distance between the molecules of hydrogen gas would decrease?

a)

Increasing the pressure on hydrogen in a closed container

b)

Increasing the volume of the container of hydrogen gas

c)

Heating the container

d)

Some hydrogen gas leaking out of container

41.

Which one among the followings has a fixed volume but no fixed shape?

a)

Carbon dioxide

b)

Ice

c)

Kerosene

d)

Xenon

42.

A few substances are arranged in the increasing order of ‘forces of attraction’ between their particles. Which one of the following is the correct arrangement?

a)

oxygen – honey – sugar

b)

oil – air– salt

c)

juice – salt – oxygen

d)

salt – air – sugar solution

43.

1. In all the three states of water, (i.e. ice, liquid and vapour) chemical composition of water

a)

(a) is very different

b)

(b) remains same

c)

(c) sometimes same and sometimes different

d)

(d) none of the above

44.

2. Which of the following statements is incorrect about the state of matter?

a)

(a) The force of attraction between the gas particles is very less.

b)

(b) Plasma consists of super energetic and super excited particles.

c)

(c) The plasma glows with a special colour depending on the nature of the gas.

d)

(d) Bose-Einstein condensate is formed by heating gas of extremely low density.

45.

3. Which of the following is not a property of gas?

a)

(a) Gases have a definite shape

b)

(b) Gases have no definite volume

c)

(c) The rate of diffusion of a gas is higher

d)

(d) Gaseous particles are in a state of random motion

46.

4. A form of matter that has no fixed shape but has a fixed volume. An example of this form of matter is ———————

a)

a) carbon dioxide

b)

(b) ice

c)

(c) water vapor

d)

(d) kerosene

47.

5. When heat is constantly supplied by a burner to boiling water, then the temperature of the water during vaporisation:

a)

(a) Rises very slowly

b)

(b) Rises rapidly until steam is produced

c)

(c) First rises and then becomes constant

d)

(d) Does not rise at all

48.

6. The boiling point of water at sea level is ———————

a)

(a) 0℃

b)

(b) 273 K

c)

(c) 373 K

d)

(d) 273℃

49.

7. The process in which solid is directly converted to vapours state is called —————

a)

(a) vapourisation

b)

(b) sublimation

c)

(c) condensation

d)

(d) solidification

50.

8. The solid which undergoes sublimation is ——————

a)

(a) naphthalene

b)

(b) ice cube

c)

(c) sodium chloride

d)

(d) potassium chloride

51.

9. Which of the following conditions is most favourable for converting gas into liquid?

a)

(a) High pressure, low temperature

b)

(b) Low pressure, low temperature

c)

(c) Low pressure, high temperature

d)

(d) High pressure, high temperature

52.

10.During summer water kept in an earthen pot becomes cool because of the phenomenon of

a)

(a)diffusion

b)

(b)transpiration

c)

(c)evaporation

d)

(d)condensation

53.

Air is regarded as mixture because?

a)

It's pressure may vary.

b)

It's temperature may vary.

c)

Volume changes under different compositions.

d)

It's compositions may vary.

54.

In which of the following constituents are present in the ratio?

a)

Mixture.

b)

Compound.

c)

Solution.

d)

Colloid.

55.

Which of the following will result in the formation of a mixture?

a)

Crushing of marble tiles into smaller particles.

b)

Breaking ice cubes into smaller pieces.

c)

Adding sodium metal to water.

d)

Adding milk in water.

56.

A sample contains two substances and has uniform properties. The sample is ________?

a)

A compound.

b)

A heterogeneous mixture.

c)

An element.

d)

A homogeneous mixture.

57.

A mixture will appear translucent in the case of?

a)

Copper sulphate + water.

b)

Alum + water.

c)

Sugar + water.

d)

Starch + water.

58.

Which of the following is not a mixture?

a)

Pure water.

b)

Sea water.

c)

Air.

d)

Brass.

59.

Which of the following is a heterogeneous mixture?

a)

Air.

b)

Brass.

c)

Iodised table salt.

d)

Steel.

60.

Which of the following is an example of heterogeneous substance?

a)

Bottled water.

b)

Table salt.

c)

Pieces of copper.

d)

Candle.

61.

Which of the following is an example of homogeneous substance?

a)

Granite.

b)

Copper sulphate.

c)

m&m candy.

d)

Muddy water.

62.

Brass is an example of?

a)

Homogeneous compound.

b)

Homogeneous mixture.

c)

Heterogeneous mixture.

d)

Heterogeneous compound.

63.

which of the following is a mixture?

a)

air

b)

ice

c)

hydrochloric acid

d)

mercury

64.

Tick the COMPOUNDS.

a)

SOAP

b)

METHANE

c)

CALCIUM CARBONATE

d)

SILICON

e)

TIN

65.

WHICH ONE IS A MIXTURE?

a)

BLOOD

b)

CARBON DIOXIDE

c)

SILICON

d)

SODIUM

e)

TIN

66.

CORRECT THE SENTANCE:

"A SUBSTANCE IS AN IMPURE FORM OF MATTER"

(a)  

67.

WRITE ONLY THE NAME OF THE PROCESS:

BUTTER FROM CURD

(a)  

68.

WHAT IS THE SIZE OF THE PARTICLES OF A SUSPENSION?/

a)

MORE THAN 100nm

b)

less than 1nm

c)

less than 1nm

69.

Which Of The Following Is A PHYSICAL CHANGE

a)

RUSTING OF ALMIRAH

b)

MELTING OF BUTTER IN A PAN

c)

MAKING A FRUIT SALAD WITH RAW FRUITS

d)

BURNING OF PAPER AND WOOD

e)

DISSOLVING COMMON SALT IN WATER

70.

WHICH 2 WILL SHOW THE TYNDALL EFFECT

a)

STARCH SOLUTION

b)

COPPER SULPHATE SOLUTION

c)

MILK

d)

SALT SOLUTION

71.

HOW CAN WE SEPERATE A MIXTURE OF SALT AND CAMPHOR/?

(a)  

72.

TRUE OR FALSE: CALCIUM OXIDE IS A PURE SUBSTANCE

4 lines
73.

A mixture of two or more metals or a metal and non-metal is known as

a)

Pure compound

b)

Heterogeneous mixture

c)

Alloy

d)

Pure solid

74.

Sodium carbonate is

a)

an element

b)

a compound

c)

a mixture

d)

None of these

75.

Two substances A and B when bought together form a substance C with the evolution of heat. The properties of C are entirely different from those of A and B. the substance C is:

a)

A compound

b)

An element

c)

A mixture

d)

None of the above

76.

Name the mixture whose particles are large enough to scatter light:

a)

True solution

b)

Homogenous solution

c)

Colloid

d)

all of the above

77.

Which of the following property does not describe a compound:

a)

it is composed of two or more elements

b)

it is a pure substance

c)

constituents cannot be separated by physical means

d)

mixed in any proportion by mass

78.

Which of the following is a chemical change?

a)

cooking food

b)

melting of wax

c)

dissolving sugar in water

d)

mixing iron fillings with sulfur powder

79.

The continuous zig-zag movement of colloidal particles in a dispersion medium is called:

a)

Oscillation

b)

Tyndall effect

c)

Dispersion

d)

Brownian movement

80.

Colloids can be separated by

a)

filtration

b)

distillation

c)

sedimentation

d)

centrifugation

81.

Burning of a candle is

a)

physical change

b)

chemical change

c)

both physical and chemical change

d)

none of the above

82.
a)

A

b)

B

c)

C

d)

D

83.

What does epistemology means?

a)

Knowledge

b)

Theory of knowledge

c)

Wisdom

d)

Wisdom and love

84.

Discussion in metaphysics includes...

a)

The proof of historical events

b)

Moral

c)

Causal relation

d)

The proof of God existence

85.

He said the famous phrase: "I think, therefore I am"

a)

Plato

b)

Descartes

c)

Ryle

d)

Dawkins

86.

'Philosophy' means...

a)

Love of wisdom

b)

Finding wisdom

c)

Love of thinking

d)

Finding love

87.

What symbol is this?

a)

Ohm

b)

Yin yang

c)

Wheel of Life

d)

Moksha

88.
Science comes from the greek word....
a)
physics
b)
scientia
c)
atomos
d)
aristotle
89.

What is the meaning of the Greek word "Sophia"?

a)

Happiness

b)

Freedom

c)

Love

d)

Wisdom

90.

The study of knowledge, truth, and the nature of ultimate reality.

a)

Philosophy

b)

Theology

c)

Anthropology

d)

Hamartiology

91.

Plato was a student to which philosopher?

a)

Aristotle

b)

Xenophon

c)

Socrates

d)

Thomas Aquinas

92.

the branch of philosophy dealing with the nature of beauty, art, taste, and the creation and appreciation of beauty.

a)

Logic

b)

Ethics

c)

Aesthetics

d)

Metaphysics

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