Year 9 Aspire: Quiz 4

What is the definition of a molecule?

• A collection of two or more atoms held together by chemical bonds

• Type of reaction in which a compound breaks down to form two or more substances when it is heated

• How much of something there is in a given volume

• Aluminium oxide is dissolved in this as it requires a lower temperature than melting it for electrolysis

What is the definition of thermal decomposition?

• A collection of two or more atoms held together by chemical bonds

• Type of reaction in which a compound breaks down to form two or more substances when it is heated

• How much of something there is in a given volume

• Aluminium oxide is dissolved in this as it requires a lower temperature than melting it for electrolysis

What is the definition of cryolite?

• A collection of two or more atoms held together by chemical bonds

• Type of reaction in which a compound breaks down to form two or more substances when it is heated

• How much of something there is in a given volume

• Aluminium oxide is dissolved in this as it requires a lower temperature than melting it for electrolysis

What is bond energy?

• The minimum amount of energy needed for particles to collide with in order for a successful reaction to occur

• The amount of energy needed to break down one mole of a particular covalent bond

• For a measuring instrument the smallest change in a quantity that gives a change in the reading that can be seen

• The interval within which the true value of quantity can be expected to lie

What is the definition of resolution?

• The minimum amount of energy needed for particles to collide with in order for a successful reaction to occur

• The amount of energy needed to break down one mole of a particular covalent bond

• For a measuring instrument the smallest change in a quantity that gives a change in the reading that can be seen

• The interval within which the true value of quantity can be expected to lie

What is the definition of uncertainty?

• The minimum amount of energy needed for particles to collide with in order for a successful reaction to occur

• The amount of energy needed to break down one mole of a particular covalent bond

• For a measuring instrument the smallest change in a quantity that gives a change in the reading that can be seen

• The interval within which the true value of quantity can be expected to lie

What is a noun?

• A noun is a word that describes an action.
• A noun is a type of verb.
• A word that refers to or names a person, place, thing, event, substance or quality

• A noun is a synonym for an adjective.

What is an adjective?

• A synonym for a noun.
• A type of punctuation mark.
• A word that describes a verb.
• A word that describes a noun or pronoun.

What is a conjunction?

• A conjunction is a type of punctuation.
• A conjunction is a synonym for a noun.
• A conjunction is a word that describes an action.
• A word that connects words, phrases and clauses in a sentence.

What is a simile?

• A simile is a figure of speech involving the comparison of one thing with another of a different kind

• A simile is a comparison that does not use 'like' or 'as'.
• A simile is a figure of speech that uses exaggeration.
• A simile is a type of metaphor.