Page 36 - science
P. 36
What is the object like?
What property does
1 Find objects in the classroom.
Here are some examples. each object have?
2 Sort the objects into groups.
Are they hard or soft? Shiny or dull? Rough or smooth?
3 Record what you find. You can use a table like this one.
Object Hard Soft Shiny Dull Rough Smooth
Book ✓ ✓ ✓
Which object is the hardest?
Which object is the shiniest?
Which object is the smoothest? Be a scientist
Good scientists record their findings
Are some objects in and present their results in tables.
more than one group? page 10
Key idea
Science fact
● Materials
Scientists test how have different
hard materials are by properties.
scratching them on ● They can be 2 What is it Made of?
other materials. hard, soft,
Diamonds can scratch shiny, dull,
glass easily. rough or
Diamonds are the hardest natural material. smooth.
37
■ For more activities, go to Workbook 1 page 37.
