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Year 9 Revision Quiz Flashcards | StudBud
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Year 9 Revision Quiz
Year 9 Revision Quiz
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A quiz on #biology #chemistry and #physics from Year 9
Flashcards
61 cards
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Answers
1
What is ductility?
When a metal makes a ringing noise if struck
When a metal is shiny
When a metal can be drawn into wires
When a metal can be beaten into plates
2
On the periodic table, the
columns
are called...
groups
isotopes
periods
halogens
3
What is condensation?
solid to liquid
gas to liquid
liquid to solid
gas to solid
4
If an atom has
3
electrons in its outer shell, how will it become an ion?
lose 5 electrons
gain 5 electrons
gain 3 electrons
lose 3 electrons
5
An atom that
gains
an electron is called a...
negative ion
positive isotope
negative isotope
positive ion
6
How do you calculate efficiency?
efficiency = (energy input + energy output) x 100
efficiency = (energy input / energy output) x 100
efficiency = (energy input x energy output) x 100
efficiency = (energy output / energy input) x 100
7
What is osmosis?
Diffusion of water from concentrated to dilute solution
Diffusion of water from dilute to concentrated solution
8
How do you calculate magnification?
magnification = size of image x size of the Moon
magnification = size of image x size of object
magnification = size of image/size of object
magnification = size of object/size of image
9
Starting with Biology...
No thanks
I love Biology
10
Why can't anything be
more than
100% efficient?
Because the output can't be more than the input
Because the input can't be more than the output
Because the output and input are the same
11
Which of the following is
not
a type of energy?
frictional
electrical
kinetic
magnetic
12
Ionic compounds are held together with strong electrostatic forces, so they have...
...high melting points
...low melting points
13
What is active transport?
Movement of particles from high to low concentration
Movement of particles from low to high concentration
14
What is a stem cell?
A cell that has differentiated
A cell that hasn't differentiated
A cell that wants to differentiate
15
Which type of renewable energy source is affected by the weather?
solar power
hydroelectric power
geothermal power
tidal power
16
Which type of water power uses a dam to generate electricity?
tidal power
wave power
surf power
hydroelectric power
17
What is mitosis used for?
Growth and photosynthesis
Growth and death
Growth and eating
Growth and repair
18
Last but not least, Physics!
Can you not
Saved the best for last
19
How do you calculate kinetic energy?
KE = 1/2 x mass x velocity
KE = mass x velocity
KE = mass x velocity2
KE = 1/2 x mass x velocity2
20
What is the name of the catalyst that
breaks down
sugars/proteins/fats?
Amino acid
Carbohydrate
Substrate
Enzyme
21
How do you calculate GPE?
GPE = mass x gravitational constant x height2
GPE = mass x gravitational constant x height
GPE = mass2 x gravitational constant x height
GPE = 1/2 x mass x gravitational constant x height2
22
The enzyme
amylase
breaks down...
Proteins into amino acids
Starch into sugar
Amino acids into proteins
Sugar into starch
23
Which one does a plant cell
have
that an animal cell
doesn't
?
nucleus
cell wall
mitochondria
cell membrane
24
How do you calculate power?
Power = energy + time
Power = energy / time
Power = time / energy
Power = energy x time
25
The reactivity of halogens...
...decreases as you go down the group
...doesn't change as you go down the group
...increases as you go down the group
26
Which of the following is
not
a way of insulating a home?
foil behind radiators
cavity wall insulation
thermal underwear
double glazing
27
How many electrons can fit into the
first
shell of an atom?
2
6
4
8
28
Alkali metals are found in
Group 1
of the periodic table. This means they have...
1 proton in the nucleus
1 neutron in the nucleus
1 electron in the atom
1 electron in their outer shell
29
What is a compound?
A substance made of only one type of atom
Two or more of the same substance chemically bonded together
Two or more different substances chemically bonded together
Two or more substances mixed together
30
What type of material would be the
best
conductor?
water
rubber
wood
metal
31
What is diffusion?
Movement of particles from low to high concentration
Movement of water from high to low concentration
Movement of particles from high to low concentration
32
What is energy dissipation?
When energy is in a form we do want
When energy is used up
When energy is in a form we don't want
When energy spreads out
33
Substances made of
small
molecules tend to be...
...solids
...gases/liquids
...solids/liquids
...solids/gases
34
What is cell differentiation?
When cells divide
When cells become specialised
When stem cells die
A stage of the cell cycle
35
Which element is
not
in Group 7 (halogens)?
Chlorine
Fluorine
Bromine
Suodine
36
What is the name of a carbon structure with a
hollow shape
(pictured)?
carbon
graphene
fullerene
buckerene
37
What is covalent bonding?
One atom takes electrons from the other and both gain charge
The atoms swap electrons so both have full outer shells
One atom gives electrons to the other and both gain charge
The atoms share electrons so both have full outer shells
38
What is the law of conservation of energy?
energy cannot be transferred, only created or destroyed
energy can be destroyed but not created, only transferred
energy cannot be created or destroyed, only transferred
energy can be created but not destroyed, only transferred
39
In chromatography, why do we keep the colour spots
above
the water line?
So the colour spots aren't contaminated
So the chromatography paper doesn't catch fire
So the colour spots don't run into the water
40
Which of the following is
not
a renewable energy source?
biofuels
fossil fuels
solar energy
wind turbines
41
What is the
chemical symbol
for carbon dioxide?
C2O
CO2
CO2
CO2
42
What features are
beneficial
for a surface through which materials exchange?
Small surface area, thick walls
Large surface area, thick walls
Small surface area, thin walls
Large surface area, thin walls
43
When heat energy is transferred to an object, its
temperature increase
depends on...
...where the object is placed
...what colour the object is
...the radioactivity of the object
...the mass of the object
44
Compared to alkali metals,
transition
metals are...
...softer and less dense
...softer and more dense
...harder and less dense
...harder and more dense
45
What is ionic bonding?
One atom gives electron(s) to the other and both gain charge
One atom gives neutron(s) to the other and both gain charge
Two atoms share electrons and bond
One atom gives proton(s) to the other and both gain charge
46
Why can metals conduct electricity?
Because of localised electrons
Because of ionic bonding
Because of delocalised electrons
Because of ionic electrons
47
Which of the following is
not
a factor that affects which type of fossil fuel is produced?
temperature
pressure
type of organic matter
reactivity
48
We're moving on to Chemistry!
No
Chemistry is amazing
49
What is the difference between a eukaryotic and a prokaryotic cell?
Eukaryotic cells are living and prokaryotic cells are not
Eukaryotic cells have flagella and prokaryotic cells don't
Eukaryotic cells have cytoplasm and prokaryotic cells don't
Eukaryotic cells have a nucleus and prokaryotic cells don't
50
What does
iodine
test for?
Sugar
Starch
Fat
Protein
51
How do you calculate the
relative atomic mass?
relative atomic mass = no. of neutrons + no. of protons
relative atomic mass = no. of protons
relative atomic mass = no. of electrons + no. of protons
relative atomic mass = no. of neutrons + no. of electrons
52
How do you calculate work done?
work done = force + distance
work done = force / distance
work done = 1/2 x force x distance2
work done = force x distance
53
Which one of these is the
biggest
?
Tissue
Organ system
Organ
Cell
54
Good luck with your exam!
We're going to ace it!
We're going to smash it!
55
What would happen if you put a potato in a
highly
concentrated sugar solution?
The potato would decrease in mass
The potato would increase in mass
The potato would explode
The potato would stay the same mass
56
What is the name of the atomic model in the picture?
The fig pudding model
The gold foil model
The nuclear model
The plum pudding model
57
What are the forces acting
within
a molecule called?
intomolecular forces
intromolecular forces
intermolecular forces
intramolecular forces
58
Which specialised plant cell is shown in the picture?
photosynthetic cell
root hair cell
xylem cell
phloem cell
59
Which one is
NOT
an organ in the digestive system?
Liver
Diaphragm
Pancreas
Oesophagus
60
What specialised animal cell is shown in the picture?
nerve cell
ciliated cell
muscle cell
red blood cell
61
What is the name of the
circled part
in the picture?
Nucleus
Neutron
Electron
Proton
