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the taking of substances, e.g. food and drink, into the body through the mouth

expression

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Questions 12

Answers

1
expression
a mathematical rule that assigns a unique output to every input.
numbers and variables that are combined using mathematical operations.
the result of multiplying two or more numbers.
a letter or symbol that represents a value that can change.
2
the taking of substances, e.g. food and drink, into the body through the mouth
nutrition
reproduction
respiration
ingestion
3
Chemical digestion - the breakdown of food into smaller pieces without chemical change to the food
True
False
4
anion - A positively charged ion which moves towards the cathode during electrolysis
False
True
5
combustion
the main ingredient of a mixture
a chemical process in which two compounds react together to produce heat
a representation of a chemical reaction using symbols of the elements
кислота
6
Quadrilateral
a shape with all points at a fixed distance from a center point
the distance around a shape
a shape with four sides and four angles.
the space between two intersecting lines or planes
7
subsequently = consequently
False
True
8
ellipsis
-
()
{ }
...
9
decomposition
The process by which a vapor or a gas turns to liquid on cooling.
reaction, resulting the breaking down of a compound into two+ components
The wearing away of the surface of a metal by chemical reaction
A base that is soluble in water.
10
that is = in other words
False
True
11
( )
parenthesis
exclamation
dash
braces
12
unprecedented
known before
never done or known before
unbelievable
unavoidable