Light travels in a
Straight line
Curved line
Vertical line
Parallel line
Which of the following statement is false?
A book is a non-luminous object
Music is a pleasant sound
We should blow horns unnecessarily
Force can change the shape of an object
Loud sounds are called
Noise
Sigh
Grunt
Snif
Which is a luminous living thing?
Fireflies
Crickets
Cockroaches
Houseflies
Which is an example of force changing the shape of an object?
Pulling of trolley bag
Pushing open a door
Stretching of rubber band
Hitting of foot ball
Which is a non luminous object?
Sun
Candle
Fire
Moon
Identify the force applied in the picture?
Pull
Push
Bend
Twist
Eyes, ears, nose, tongue and skin are
Sense organs
Respiratory organs
Circulatory organs
Digestive organs
Which is the natural force that move objects?
Light
Heat
Wind
Sound
What is formed when an object blocks the path of light?
Reflection
Dimension
Shadow
Refraction
