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Duplicate of Science Grade 9: Review Flashcards | StudBud
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Duplicate of Science Grade 9: Review
Duplicate of Science Grade 9: Review
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science grade 9 year end review
Flashcards
34 cards
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Practice quiz
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Questions
34
Answers
1
Electricity: Which statement CORRECTLY describes an atom?
None if the above
Protons orbit around the nucleus
Neutrons orbit around the nucleus
Electrons orbit around the nucleus
2
Space: The azimuth coordinate for due west is...
270
90
180
0
3
Space: A satellite takes 24 hr to complete orbit, and travels following earth.
Geosynchronous satellite
Hubble telescope
Telephone satellite
low earth orbit
4
Chemistry: Fe is a(n)...
Element
Mixture
Compound
5
Chemistry: What change is taking place when you bake bread?
Physical
Chemical
6
The relationship between humans and mosquitoes is called...
Symbiosis
Mutualism
Commensalism
Parasitism
7
Electricity: Ohms are the units for...
Resistance
Voltage
Current
Electric force
8
Chemistry: Which of the following is not a pure substance?
Water
Zinc
Sugar
Koolaid
9
Electricity: A positively charged material has...
Less protons than usual
More protons than usual
More electrons than protons
Fewer electrons than protons
10
Increasing the number of lights in a parallel circuit increases the lights brightness
True
False
11
Elements are arranged according to...
atomic number
atomic mass
number of electrons
12
Are you going to pass your PAT?
I'm not sure
yes
no
13
CCl4 is a molecular compound named...
carbon tetrachlorine
carbon tetrachloride
monocarbon tetrachloride
monocarbon tetrachlorine
14
Enviro chem:What is a secure landfill?
one that has guards
Lined with an impermeable layer
covered with soil each day
Compacted each day
15
Rain is...
Biotic
Abiotic
16
This family is inert (non reactive)
Alkaline Earth Metals
Halogens
Noble Gases
Alkali Metals
17
Chemistry: Au
Antimony
Argon
Silver
Gold
18
These organisms are well adapted to specific environments
Specialists
Generalists
19
Electricity: Uncharged particles in an atom are called...
Nucleus
Electrons
Neutrons
Protons
20
Space: These planets are gas giants, or also known as...
Terrestrial
Saturn
Jovian
Gaseous planets
21
Chemistry: What changes is taking place when you boil water?
Physical
Chemical
22
The process by which those best suited will survive
Natural Selection
Artificial Selection
23
Includes binary fission, spores, and budding
asexual reproduction
sexual reproduction
24
This indicator turns red when in contact with an acid
blue litmus
phenolphthalein
red litmus
Bromothymol blue
25
Biology: Which type of organism is a direct user of the sun's energy?
Decomposer
Producer
Consumer
Scavenger
26
What is the relationship between a crocodile and the small bird that cleans its teeth?
Mutualism
Symbiosis
Parasitism
Commensalism
27
Chemistry: NaCl is a(n)...
Compound
Mixture
Element
28
An example of an acid-base neutralization is...
forming NaCl
liming lakes
mixing coolaid
eating vinegar
29
The stuff that comes out of a chemical reaction...
mass
products
molecules
reactants
30
Space: What keeps the planets in orbit around the sun?
Gravity and electricity
Gravity, and inertia
Electricity and magnetism
Magnetism and inertia
31
Omnivores eat...
None of the above
Only planets
Both
Only meat
32
Electricity: The units of measure for the current in a circuit is the amp
True
False
33
Chemistry: what is the max number of electrons found on the 2nd shell of an atom?
2
8
10
6
34
Electricity: Static electrical charges are produced in an object by...
Connecting the object to an electrical outlet
Holding a magnet near the object
Touching the object to a battery
Rubbing the object with a different material
