what's the name of this equipment?
Forcemeters
In building a sandcastle, you use the type of force of ________ and ________ to make the shape.
Pushing and patting
Count the measurement of the forcemeters!
3N, 7N, 5N
you can change the shape of wood by _______ or _______.
sawing or chiselling
When I use elastic band, I can change its shape by .....
pulling
When does friction act?
between two surfaces when they rub together
Which surface creates the most friction with skateboard? (Grass. Wood, Stone)
Grass
Josh loves her garden slide. She finds that when she wears cotton clothes she goes faster than when she wears woollen clothes. Why?
Less friction between slide and cotton clothes than between slide and woolen clothes.
What are game / sport that you change the direction of a ball?
Cricket, Basketball, football (if you have different answer, your teacher will check your answer)
What is the unit of measurement of force?
Newton
Put these in order from the smallest force to the biggest force: -a horse pulling a cart, -a girl lifting a book, -a train pulling wagons, -a bird picking up a leaf
a bird picking up a leaf, a girl lifting a book, a horse pulling a cart, a train pulling wagons.
Mention some workers who have to change the shape of materials. (three)
Baker, Potter, Carpenter
Mention 3 things around you that you can pull!
Your friends and teacher will check your answer.
Mention 3 things around you that you can push!
Your friends and teacher will check your answer.