WorksheetsG6 Midterm Revision
Total questions: 65
Worksheet time: 33mins
An example of periodic motion
Clock
Motion of a boat
Motion of a bus
A tailor uses a ----- to measure
Tape
Scale
Finger-width
A kilometre = ------- metres
1000
100
10
------- is the combination of circular motion and periodic motion.
Swing
Clock
Motion of animals
A motion that keeps on repeating itself after sometime is called --------
Circular motion
Periodic motion
Rectilinear motion
A measurement is expressed in terms of a number and a ------
Scale
Unit
metre
------ were used to pull vehicles mounted on wheels , in earlier times.
Steam engine
Animals
People
In ancient times ----- were used for transport along water routes.
Animals
Aeroplanes
Boats
Invention of ------- revolutionized the field of transportation.
Fire
Boat
Wheel
The distance between the elbow to the finger tips....
metre
angul
cubit
One centimeter on a scale is divided into 10 equal divisions. The least count (minimum value) of this scale is
A) 20 cm
B) 1 mm
C) 0.1 mm
D) 0.5 mm
Which of the following motions is/are periodic as well as oscillatory motion?
(i) and (iii)
(ii) only
(I) and (ii)
(iii) and (iv)
A) Motion of soldiers on a straight path in march past is a-
periodic motion.
random motion
curvilinear motion
rectilinear motion
Which of the following statements is incorrect?
A) Motion of a vehicle on a straight road is not rectilinear motion.
B) Motion of honeybees is the example of random motion.
C) Cubit is the length of a forearm.
D) Centigrade is not the SI unit of temperature.
While measuring the length of a wooden box, the reading at one end is 1.5 cm and the other end is 4.7 cm. What is the length of the wooden box?
A) 4.7cm
B) 1.5cm
C) 3.2 cm
D) 6.2 cm
Motion of strings of a guitar shows
(i) oscillatory motion
(ii) vibratory motion
(iii) random motion
(iv) rotational motion
A) (i) and (ii)
B) (i) and (iii)
C) (ii) and (iii)
D) (ii) and (iv)
A length of a curved line can be measured using a -
scale
thread and ruler
measuring cylinder
cannot be measured
Heartbeat is a type of __________ motion.
oscillatory
periodic
circular
translatory
A change in position of an object with time is called _____________.
Force
Motion
Pressure
Measurement
The Height Of A Man Is 1.56 M. This Height Is Equal To:
[A]. 1560 mm
[B]. 156 mm
[C]. 15.6 mm
[D]. 1560 cm
Ramu Completed Her Science Chapter Where She Wrote Some Statements. She Wants To Know Which Statements is wrong? He Wants To Take Help From You:
[A]. The motion which repeats itself after regular intervals of time is called periodic motion.
[B]. The revolution of earth around the sun is a periodic motion.
[C]. The revolution of moon around the earth is also a periodic motion.
[D]. None of the above
Which Of The Following Modes Of Transport Is Not Based On The Invention Of Wheel?
[A]. Bullock cart
[B]. Boat
[C]. Bicycle
[D]. Bus
Which one of the following is the smallest unit of length?
(a) mm
(b) km
(c) cm
(d) m
is the distance between two points or ends of an object.
(a)
THIS SYSTEM OF MEASUREMENT IS CALLED
NON STANDARD UNIT
STANDARD UNIT
NONE OF THESE
WHAT TYPE OF MOTION IS THIS
CIRCULAR
RECTILINEAR
RANDOM
Our senses are reliable for accurate measurement
True
False
Which measuring device can be used to measure the girth of a tree?
Hands span
Thread and ruler
Measuring tape
Which unit of length is used to measure a large distance?
Kilometer
meter
centimeter
millimeter
Name the type of motion in which a body moves along a curved path.
Rectilinear or linear motion
Periodic motion
Circular or Rotational motion
If the position of an object does not change with time, it is said to be at rest.
True
False
55km= (express into meter)
5500
550
550000
55000
Periodic motion can be used to measure
time
length
mass
speed
What is the motion of mosquito wings
rectilinear motion
circular motion
periodic motion
none of the above
The comparison of unknown quantity with known quantity is called
magnitude
physical quantity
measurement
We need (a) to see the things around us.
All the sources of light can be classified into (a) categories.
An object that gives out its own light is called (a)
Light travels in (a) lines.
The property of light by which it travels in straight lines is called. (a) propagation of light.
An (a) substance on which shadow is formed called a screen.
Shadow is formed in the direction (a) to the source of light.
The shape and size of the shadow varies with the (a) of the source of light.
Which of the following properties is the reason for shadows to be formed ?
Reflection of light
Refraction of light
Scattering of light
Light always travels in a straight line
Light passes partially through _________ Material
Transparent
Rough
Opaque
Translucent
Light is a ______ object
Liquid
Gas
Solid
None of These
Objects that produce light are called
Producers
Luminous
Brightious
Lighteners
What can we see when we look into a mirror
Refraction
Inverted Image
Reflection
Mirror
What does the Moon do
Produces Heat
Reflects the Sun's light
Produces light
Reflects the Sun's heat
How are shadows formed
Shadows are formed when an Transparent object is placed in the middle of a source of light and a screen
Shadows are formed when a shadow is placed in the middle of a source of light and a screen
Shadows are formed when an Opaque object is placed in the middle of a source of light and a screen
Shadows are formed when any Solid is placed in the middle of a source of light and a screen
Which of these are required to form the shadow of a ball
Ball
Screen
Torch
None of These
As the object moves closer to the source of light, the size of the shadow
increases
decreases
remains the same
is too small to see
Light passes partially through _________ Material
Transparent
Rough
Opaque
Translucent
A source of light made by man
Natural light
Artificial light
Sunglasses
Which one is not a luminous object?
Sun
Stars
Book
Which luminous object is natural
Fireworks
Lightning
Light bulb
Which colour reflects more light
Bright colours
Dark colours
RIDDLE ;- I can only live where there is light, but I die if the light shines on me. What am I?
Reflection
Opaque object
Shadow
Luminous object
Images formed by a pin –hole camera are
Inverted
Small
erected
Both 1 and 2
The shape and size of a shadow depends on
the shape and size of the object.
the position of the source of light.
the distance between the source of light and the object.
all of the above
Which of these is not a property of an image formed by a plane mirror?
It is of the same shape as the object.
It does not show any details in the object.
it is of the same colour as the object.
It is of the same size as the object.
The image formed in a pinhole camera is always
erect and of the same size as the object.
erect and either smaller or bigger or of the same size as the object.
inverted and of the same size as the object.
inverted and either smaller or bigger or of the same size as the object.
If you are able to see clearly through an object, it is allowing light to pass through it and is_________________.
transparent
translucent
opaque
which of the characteristics is not exhibited by the shadow of an object?
erect
can be formed on screen
same colour as the object
can be bigger than the object
how many types of reflections are there
1
7
3
2
