Oral questions-
Q1. Which two properties are common to all forms of matter?
Q2. Name two things that are matter and two that are not matter.
Q3. What is the smallest particle of: a. gold b. water?
Q4. On what basis is a group of objects classified?
Q5. Can you classify a group of objects which have exactly similar properties?
Answers
Answer:
mass ans they occupy space.
table and bed & Everything in this world is made up of matter.
gold = atoms & water = molecules
On the base of materials they are made up of
Yes.. On the basis of metals, non metals etc
Answer:
Q 3 (a) atoms (b) molecule
Q 1 All forms of matter are either extensive or intensive and either physical or chemical.
Q 2 aswinging pendulum consists of matter, but its energy of motion is not matter. A fire consists of hot gases and plasma (matter), yet gives off light and heat (not matter).
Q 4 Objects are grouped on the basis of their shapes, the materials they are made up of, and the properties like lustre, hard/softness, transparency, solubility, floatation, attraction towards the magnet, conduction of heat and conduction of electricity.
Q5 Grouping of things with similar properties is called classification. We can classify different things based on whether they are living or non living, metals or non-metals. It is also possible to classify objects based on their size, solubility in water etc.
Explanation:
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