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Year 10SA Science Test Revision Flashcards | StudBud
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Year 10SA Science Test Revision
Year 10SA Science Test Revision
20 terms
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StudBud Administration
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Test revison Year 9 and 10
Flashcards
20 cards
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Practice quiz
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Host live
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Questions
20
Answers
1
Which equation correctly summarises this reaction?
A
C
B
D
2
What is this diagram attempting to communicate to people?
D
C
B
A
3
What proportion of chemistry graduates work in the oil and petrochemicals industries?
About 15%
About 30%
About 40%
About 5%
4
Which alternative correctly matches the hormone produced and its effect?
B
A
C
D
5
What would be the most appropriate conclusion for these results?
A
D
B
C
6
What is Newton’s first law of motion?
B
D
C
A
7
Which statement about these elements is correct?
They have the same number of electrons.
They have identical chemical reactivity.
They have similar chemical and physical properties.
Their physical and chemical properties will be unrelated.
8
Which statement is supported by the fossil record in the chart?
Mammals and dinosaurs did not coexist.
Flowering plants evolved later than ferns.
It is a complete list of organisms that lived in the past.
The first reptiles appeared on Earth 300 000 years ago.
9
Which statement about chemical reactions is correct?
B
C
A
D
10
If the axes were labelled, which graph best reflects these results?
A
D
C
B
11
What feature makes all of the above isotopes of hydrogen?
They all have one proton in the nucleus
They all have one neutron in the nucleus
They all have one neutron in orbit
They all have one electron in orbit
12
Which choice correctly completes each statement in the diagram above?
D
B
C
A
13
How much power is lost from the system as thermal energy in the engine?
58 kW
86 kW
72 kW
14 kW
14
Which statement comparing these two desk lamps is correct?
A
D
C
B
15
What is this process called?
Natural selection
Adaptation
Variation
Mutation
16
Which statement about the energy involved in a ride on this track is correct?
A
C
B
D
17
According to this diagram, what is an astronomical unit, AU?
The distance between Mercury and the Earth
The distance between the Sun and the closest star
The distance between the Sun and the Earth
The diameter of the Solar System
18
How efficient is the transmission in delivering power to the drive wheels and axles?
66%
75%
9%
3%
19
Which lists the human reproductive structures in size order, from smallest to largest?
Embryo, zygote, ova (egg cell)
Zygote, sperm cell, embryo
Ova (egg cell), embryo, zygote
Sperm cell, zygote, embryo
20
How does the number of chromosomes vary in the gametes produced, compared to normal cells?
C
A
D
B
