Blog

Get into 2019 with this brain work out! This megaquiz will test your knowledge of all the quizzes we wrote in 2018. The questions are randomly selected, so if you want more questions, you can just reload the page!

Results

Congratulations! you are a real science whiz!

Oh dear! Maybe you should reload the page and try a new quiz!

#1. What fuel does the OPAL nuclear reactor use?

The OPAL reactor uses uranium as fuel.

#2. What colour is the Cherenkov radiation glow surrounding the OPAL reactor at Lucas Heights?

Cherenkov radiation appears blue, although it’s mostly ultraviolet light.

#3. Which of these Australian mammals weighs the most?

Red kangaroos can weigh up to 90 kilograms, as heavy as an adult human!

#4. How many kilometres can a light beam travel in an hour?

Light travels at about one billion kilometres per hour.

#5. When weighing mosquitoes, how many do you need to make a gram?

Mosquitoes typically weigh about 5 milligrams each, so it takes about 200 to make a gram.

#6. What do you call the branching ridges on the underside of many leaves?

The veins of a leaf help to transport water and nutrients, and they can also help keep a leaf strong.

#7. What is a pademelon?

Pademelons are like small wallabies and can be found in New Guinea, Tasmania and the east coast of mainland Australia.

#8. Which sense does a cochlear implant assist?

The cochlear implant is an Australian invention that helps people to hear.

#9. What metal is made from bauxite ore?

Bauxite is typically used to make aluminium.

#10. What kind of scientist is most likely to study an igneous intrusion?

An igneous intrusion is where molten rock comes up through the crust. Rocks are studied by rock scientists – geologists!

Was I right?

If you’re after more fun science for kids, subscribe to Double Helix magazine!

 

Black lightning bolt in purple circle

Categories:

5 responses

  1. Martin Towell Avatar
    Martin Towell

    Question 10: I think you should specify that said triangle is on a flat plane, since it’s possible to have more than one right angle on different planar geometries.

  2. Martin Towell Avatar
    Martin Towell

    Oh, I didn’t realise the questions change on each reload – my previous comment was in regards to the maximum number of right angles that a triangle can have.

  3. David Avatar
    David

    Yup, on a sphere you can have three right angles – on the Earth, Singapore, Kinshasa and the South Pole makes a triangle with three almost-right angles!

  4. Brielle Quinn Avatar
    Brielle Quinn

    Great quiz!??

  5. Robby Campano Avatar
    Robby Campano

    Cool

Leave a Reply

Your email address will not be published. Required fields are marked *

This site uses Akismet to reduce spam. Learn how your comment data is processed.

By posting a comment you are agreeing to the Double Helix commenting guidelines.

Why choose the Double Helix magazine for your students?

Perfect for ages 8 – 14

Developed by experienced editors

Engaging and motivating

*84% of readers are more interested in science

Engaging students voice