This quiz is all about explosions. Can you make a big bang with correct answers, or are you set to fizzle?
#1. How many lightning strikes happen every second on Earth?
NASA estimates there are around 100 flashes of lightning every second!
#2. Who invented dynamite?
Alfred was known for his explosive inventions, used to make powerful weapons. He also created the Nobel Prizes.
#3. How long ago was the Big Bang?
According to our best estimates, the entire universe emerged from a single point about 13.8 billion years ago, an event we now call the Big Bang.
#4. Which period ended with a gigantic asteroid impact and the end of the dinosaurs?
The Cretaceous period ended about 65 million years ago with a huge asteroid impact, massive volcanic eruptions, and the extinction of the dinosaurs.
#5. The explosive chemical nitroglycerin is also used to treat heart problems.
Nitroglycerin is used to treat angina, a painful condition that happens when the heart doesn’t get enough blood flow.
Congratulations! You are a real science whiz!
Oh dear! Better brush up before the next quiz!
If you’re after more fun science for kids, subscribe to Double Helix magazine!