WorksheetsY7 EoY Part 1
Total questions: 47
Worksheet time: 2hrs 21mins
Which pie chart represents the same data as the table?
Why Pie chart are useful?
easy to read
nice colours
It looks mathematical
Easy to draw
Which gas makes up the greatest percentage of Earth's atmosphere?
Argon
Nitrogen
Nitrous oxide
Carbon dioxide
Earth's atmosphere is mainly composed of which gases?
hydrogen, helium, oxygen, and argon
nitrogen, oxygen, argon, and carbon dioxide
nitrogen, hydrogen, argon, and carbon dioxide
helium, hydrogen, oxygen, and carbon dioxide
Plants use ________________ for photosynthesis.
Chlorine
Nitrogen
Carbon dioxide
Which state of matter is air in a hot air balloon?
solid
liquid
gas
Which state of matter is water in a glass?
solid
liquid
gas
Which definition best describes matter?
You can pour it into a glass.
It takes up space.
It is ALWAYS the color red.
Which describes a liquid?
It keeps its shape, and has weight.
It takes the shape of its container and has weight.
It has NO weight or shape.
What is a solid?
particles that are tightly compacted
particles that are not tightly compacted
What is the name of the chart that organizes chemical elements that compose all matter called? (listed by atomic number and related groups)
table of elements
element chart
periodic elements
periodic table
Which state of matter is composed of tightly packed molecules, resulting in a firm substance?
solid
liquid
gas
plasma
Which of the following is true of all metals?
They react with acids to form Hydrogen
They are denser than water
They conduct electricity
They're silver in colour.
Which of the following is a property of a non-metal?
Conducts electricity and heats well
Can be hammered into thin sheets
Is brittle and breaks easily
Shiny when it's freshly cut
Which of the following is a property of a non-metal?
Conducts electricity and heats well
Can be hammered into thin sheets
Non Metal are usually insulators
Shiny when it's freshly cut
Metals are sonorous in nature. What is sonorous?
Making into powder
Drawn into wires
Make sound on beating
None of these
Able to be drawn into wire is
malleable
insulator
lustre
ductile
Able to be beaten or hammered into shapes
lustre
malleable
brittle
insulator
Which change describes a substance that changes shape, form, or appearance but is still the same substance?
physical change
chemical change
What happens when a new substance is produced during a reaction?
physical change
chemical change
Melting ice
physical change
chemical change
Burning wood
physical change
chemical change
rusty nail
physical change
chemical change
Physical Change
Chemical Change
Atoms
Basic building blocks of matter
Elements
Made up of only
Molecules
Two or more atoms that are held together by a chemical bond
Compounds
A substance made up of two or more elements
Matter
Anything that has mass and takes up space
What is the Chemical Formula
H30
H20
H0
HH0
What energy is stored in fruit, vegetables, meat, and other foods?
a. thermal energy
b. sound energy
c. electrical energy
d. chemical energy
What kind of energy is in a rock at the edge of a cliff?
Gravitational
Elastic
Where does your body get its energy?
From sleep
From food
From the Sun
From warm clothes
What is the unit of energy
Newton (N)
kilogram (kg)
Joule (J)
Watt (W)
Which of the following has chemical energy?
coal
petrol
battery
All of the above
What energy is stored in logs
Chemical
Thermal
Gravitational Potential
Elastic
