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WorksheetsCh 7 How Things Work
Total questions: 10
Worksheet time: 3mins
What happens when you spin a piece of stone - (Pebble)
As it slows down, it begins to shake
It rolls but does not spins properly
It does not spin just falls
Spins fast and stays upright for a while
What helps a boat, even a small paper boat, to float?
It's weight
The water's colour
It's being wet
It's shape (spreading out it's weight)
The spinning wheel used by Mahatma Gandhi to make thread from cotton is called a -
Charkha
Top (Lattu)
Fan
Bicycle
What happens when you spin a square piece of paper with colours on its sides very fast?
It looks square
It looks circular/round
It stays square
It falls down
Which of these objects will most likely float on water?
An iron nail
A heavy metal ball
A feather
A stone
What makes a handmade spinner wobble and fall quickly?
Hole in the center
Being too light
Being too colourful
Hole far from the center/unbalanced
What is the ability of an object to stay on the surface of water called?
Floating
Sinking
Balancing
Spinning
What objects can float?
(NOTE :- This question has 2 answers)
Tomato, Pumpkin and Eraser
Wax, Cork and Leaf
Marble, Coin and Spoon
Plastic bottles, Styrofoam and Rubber Ducks
How do machines make our life easier?
Machines make our life harder by inventing complicated gadgets that break easily and require 24/7 charging
Machines are our reliable friends who are always there for you... until they update their software and suddenly you're lost
Machines make life easier by performing tasks faster, with less effort, and more efficiently
Machines are secretly fashion critics, judging our outfit choices and downgrading our tech if we wear socks with slippers
An object that sinks in water is usually
Light
Hollow
Soft
Tightly packed and heavy for its size
