Free Year 9 Earth & environmental science Quiz — 10 Questions, Instant Results

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What earth and environmental science covers in Year 9 science

Before the quiz, here is what the topic means at this level. In Year 9 earth science students study plate tectonics, earthquakes and volcanoes and the evidence for continental drift.

Every question on this page was written to a specific Victorian Curriculum reference for Year 9 and checked by an RHZ tutor before it could be served.

Where Year 9 students go wrong with earth and environmental science

Most errors in earth and environmental science are not random. When Year 9 students sit our Skills Check, the same handful of misunderstandings account for the majority of lost marks:

• Plates are thought to float on liquid rock.
• The greenhouse effect is confused with the ozone hole.
• Eclipses and phases of the moon are confused.

None of these is a sign of low ability. Each is a reasonable idea that worked in an earlier year and needs replacing, which is exactly what a good explanation, or a tutor, does.

What to do if earth and environmental science needs work

Three things a parent or student can do this week:

1. Map recent earthquakes and compare with plate boundaries.
2. Explain the greenhouse effect in your own words.
3. Draw the carbon cycle.

For Years 7 to 10, practise the two things tests reward: knowing the terms and applying a concept to a new situation. Past questions are the best resource.

How the 10 questions are chosen

We keep 15 earth and environmental science questions for Year 9 that meet our standard, at the easy and at-level tiers, and this page serves 10 of them at a time. The default set is stable, so a teacher or parent can share the link; a fresh set is one click away. Marking happens on our server so the answer key cannot be read from the page.

Because every question here is on earth and environmental science, a low score is a clear signal and a high score is genuinely reassuring for this topic. What it cannot tell you is whether the other Year 9 science topics are equally secure, or how far above the year level the student can go; the free Skills Check covers both.

The quiz: 10 questions

Choose one answer for each question, then press Mark my answers. Set 30291 · New set of questions →

Question 1

Earth & environmental science

Global average sea levels have been rising at an accelerating rate over the past century. Scientists attribute this to two main mechanisms. Which pair of mechanisms correctly identifies the TWO main contributors to sea level rise associated with climate change?

Thermal expansion of ocean water as it warms, and increased rainfall over the ocean adding more water volume. Thermal expansion of ocean water as it warms, and melting of land-based ice such as glaciers and ice sheets adding water to the ocean. Melting of land-based ice adding water to the ocean, and reduced evaporation from the ocean surface as temperatures rise. Melting of sea ice such as Arctic pack ice adding water to the ocean, and thermal expansion of ocean water.

Question 2

Earth & environmental science

A scientist compares two watersheds: Watershed A is covered by dense native forest; Watershed B has the same area and rainfall but has been cleared for agriculture. After a heavy rainstorm, Watershed B produces a flood peak three times higher and carries ten times more sediment than Watershed A. A farmer argues that vegetation has no effect on flooding because both watersheds received identical rainfall. Which piece of reasoning BEST refutes the farmer's argument?

Vegetation reduces flooding only in tropical climates; in temperate agricultural areas it has little effect on runoff. The farmer is correct because sediment load is determined by the slope of the land, not by vegetation, so clearing cannot explain the difference. The farmer is correct because flood magnitude depends only on rainfall intensity and total volume, not on land cover. Vegetation intercepts rainfall, increases infiltration, and binds soil with roots, so identical rainfall inputs can produce very different runoff volumes and sediment loads depending on ground cover.

Question 3

Earth & environmental science

A geologist finds two rock samples. Sample X is a fine-grained basalt; Sample Y is a coarse-grained granite. Both have a similar overall chemical composition. What does the difference in grain size MOST likely tell us about how each rock formed?

Basalt contains more silica than granite, which is why its crystals are smaller regardless of cooling rate. Basalt cooled rapidly at or near Earth's surface, giving crystals less time to grow; granite cooled slowly deep underground, allowing large crystals to form. Basalt cooled slowly underground, forming small crystals; granite cooled rapidly at the surface, forming large crystals. Grain size in igneous rocks is determined by the pressure at which they form, not by cooling rate.

Question 4

Earth & environmental science

The theory that Earth's plates move is…

Evolution Gravity Plate tectonics Photosynthesis

Question 5

Earth & environmental science

Two tectonic plates collide. One plate is made of dense oceanic crust and the other of less dense continental crust. Which of the following best explains why the oceanic plate subducts beneath the continental plate?

The continental plate is pushed upward by heat from the Earth's core, forcing the oceanic plate down. The oceanic plate subducts because it is moving faster than the continental plate. The oceanic plate is thinner, so it slides under the continental plate due to its smaller surface area. The denser oceanic plate sinks beneath the less dense continental plate because gravity pulls the denser material downward into the mantle.

Question 6

Earth & environmental science

Which rock forms from cooled lava/magma?

Sedimentary Metamorphic Fossil Igneous

Question 7

Earth & environmental science

A coastal city experiences more moderate temperatures throughout the year than an inland city at the same latitude. The coastal city rarely has very hot summers or very cold winters. What is the main reason for this difference?

Wind carries warm tropical air to coastal cities in winter and cool polar air in summer, balancing temperatures. Coastal cities receive less solar radiation because clouds over the ocean block sunlight. The ocean reflects more sunlight than land, reducing the amount of heat absorbed near the coast. Water has a high specific heat capacity, so the ocean heats up and cools down slowly, moderating the temperature of nearby land.

Question 8

Earth & environmental science

Renewable energy includes…

Coal and oil Solar and wind Petrol Gas only

Question 9

Earth & environmental science

The closest planet to the Sun is…

Venus Earth Mercury Mars

Question 10

Earth & environmental science

The water cycle is powered mainly by…

Volcanoes The Moon The Sun Wind only

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Your result

0 / 10

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How to read a score out of 10

9 or 10 out of 10

The easy and at-level content is secure. The useful question now is how far above the year level the student can go, which a ten-item quiz cannot show. The free Skills Check adds stretch and challenge questions on every topic so you can see the ceiling as well as the floor.

7 or 8 out of 10

Solid, with one or two specific gaps. Look at which topic the incorrect answers came from (the results panel names the weakest topic) and spend a week on that topic before re-testing with a different seed.

5 or 6 out of 10

Some core ideas are shaky. The pattern matters more than the score: two misses in the same topic is a gap; misses scattered across topics usually means reading the question too fast. Either way, the Skills Check will tell you which.

4 or fewer out of 10

Foundations from an earlier year are probably missing, which is common and fixable. Try the quiz one year level down to confirm, then talk to a tutor about a short catch-up plan rather than more of the same practice.

What to do with the result

Questions? Call 03 9509 3293 or book a free consultation. RHZ Tutoring, 17/47 Apex Drive, Truganina VIC 3029.

Frequently asked questions

Other Science topics for Year 9

Mixed Year 9 Science quiz (all topics) →

Earth & environmental science in other year levels

Year 7 Earth & environmental science · Year 8 Earth & environmental science · Year 10 Earth & environmental science

All 3,261 free practice questions, Prep to Year 12 →