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WorksheetsScience - Q3_Group 6 - Mindgizer
Total questions: 10
Worksheet time: 3mins
An _______ is a substance that cannot be further reduced as to simpler substances by ordinary processes.
element
embryo
ecosystem
electron
A ________is a pure substance composed of two or more different atoms chemically bonded to one another.
condensation
compound
carbon
chemical
A _______ is a material containing two or more elements or compounds
that are in close contact and are mixed in any proportion.
mercury
mechanism
mixture
metallic bond
What is a covalent bond?
Formed through electrostatic attraction between oppositely charged ions.
Sharing of electrons between a pair of atoms.
Made up of atoms held together by chemical bonds.
Who first formulated the theory of atoms?
John Dalton
Maharishi Kanada
Democritus
Kaccayana
What is the greek word for indivisible?
Atamos
Etomos
Atomos
Amatos
Which state of matter has the highest density?
Solid
Liquid
Gas
Plasma
Solids can flow from place to place.
True
False
What is shown in the picture?
Compound
Mixture
Element
Cell
What is shown in the picture?
Elements.
Compounds.
Mixture of Compounds.
Mixture of Compounds and Elements.
