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WorksheetsScience
Total questions: 27
Worksheet time: 51mins
The molecules are held firmly by the force of attraction between them. The molecules are very close to each other and The molecules are compressed and have definite shapes and volume
Matter
Solid
Liquid
Gas
2. It is made of tiny particles called “molecules”
Atom
Matter
Molecules
Gas
Molecules are made of still tinier particles called _______.
Gas
Matter
Atom
Molecules
The molecules are farther apart from each other. It has a definite volume but no definite shape.
______ may dissolve some solids, _______ like water, flow easily and ______ some viscous they flow slowly.
Solid
Liquid
Gas
The molecules are farther apart compared to those liquids. The molecules bounce off and move in every direction. The force of attraction between the molecules is to weak to hold them. No definite volume and no definite shape.
Solid
Liquid
Gas
Matter
________ is a change that takes place only in the appearance of the material while its compositions remain the same
Physical change
Chemical Change
_________ is a change when a substance breaks down and loses its properties and a new substance is formed
Physical Change
Chemical Change
Property of solid that can resist scratching or abrasion.
Brittleness
Hardness
Malleability
Strength
Ability of a material to be pressed, hammered, or rolled into various shapes and sizes without breaking
Malleability
Hardness
Elasticity
Strength
The tendency of a material to be easily broken into pieces.
Brittleness
Hardness
Malleability
Elasticity
Property of a solid material to be stretched when pressure is applied on it.
Hardness
Malleability
Elasticity
Strength
Property of solid material to be durable and not to wear out easily.
Hardness
Malleability
Elasticity
Strength
Is a process of changing gas to liquid like formation of droplets of water outside the gas. GAS TO LIQUID
Is a process that some solids undergo and changes them to liquid. SOLID TO LIQUID
Is the process that changes some solids into gas without passing the liquid state. Examples are dry ice and naphthalene ball. SOLID TO GAS
Is the process that changes some of the liquids into gas at a constant temperature or just below boiling point like boiling water, or drying clothes.
LIQUID TO GAS
It is cooling can change liquid to solid. Liquids solidify by freezing.
LIQUID TO SOLID
When you tear paper, The paper is in pieces, but it is still paper.
Type if PC (Physical Change) or CC (Chemical Change) and the evidence.
A burning log, the log starts as wood. Fire turns it to ash. Some, form as gas like smoke.
Type if PC (Physical Change) or CC (Chemical Change) and the evidence.
The sand was shaped to look like a castle, but it is still a sand.
Type if PC (Physical Change) or CC (Chemical Change) and the evidence.
A nail or metal begins rusting in outdoors. Metal and moisture in the air have a reaction.
Type PC if (Physical Change) or CC (Chemical Change) and the evidence.
Slicing of bread.
Type PC if (Physical Change) or CC (Chemical Change) and the evidence.
Baking of cake.
Type PC if (Physical Change) or CC (Chemical Change) and the evidence.
The lighting of fire crackers.
Type PC if (Physical Change) or CC (Chemical Change) and the evidence.
Freezing of ice.
Type PC if (Physical Change) or CC (Chemical Change) and the evidence.
Breaking of Plate.
Type PC if (Physical Change) or CC (Chemical Change) and the evidence.
Fruits is rotting.
Type PC if (Physical Change) or CC (Chemical Change) and the evidence.
