From the time of dinosaurs to mysterious materials, this week’s quiz is a real brain bender. Time to test your knowledge!
Congratulations! You’re a real science whiz! Oh dear! Better brush up before the next quiz! Millions of years ago, when dinosaurs roamed Earth, the Sun was slightly less bright. Amber is fossilised tree sap. An alloy is a mixture of two or more metals. There are 1000 micrometres in a millimetre. Red blood cells are made by bone marrow, the softer tissue inside large bones.
Results
#1. During the time of the dinosaurs, was the Sun brighter, dimmer or the same as now?
#2. What is amber made of?
#3. What is an alloy?
#4. How many micrometres are there in a millimetre?
#5. Where in our bodies are red blood cells made?
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