Life Science
Earth Science
Engineering
Chemistry/Physics
Computers
100
Circus Roncalli doesn't use real elephants.  Instead they use these.

What are holograms

100

What did Los Angeles do to protect it's drinking water?

What is dumped 96 million floating, plastic balls into a reservoir.

100

As a helicopter's blades turn they create this:

What is lift.

100

What group competition occurs every year in Tarragona Spain?

What is a human tower?

100

These are used to express feelings in a text.

What are emojis.

200

What must students in the Phillipines do before they can graduate high school?

What is plant 10 trees.

200

According to the pie graph, what uses the most water in the average household in the US?

What is the toilet.

200

Astronaughts up in space for long periods of time have muscle atrophy.  What does this mean?

What is muscle loss?

200

A smartphone is made up of at least ____ different chemical elements.

What is 40.

200

The chip in a cell phone acts like what human organ?

What is the brain?

300

What is unique about the jerboas in Mongolia and China's body?

What is they have long ears.

300

What do the black shade balls keep from reaching the water in Los Angeles reservoir?

What is ultraviolet rays?

300

Helicopter's blades are usually attached to this.

What is a rotor?

300

Which chemical element is in the sunscreen popular with lifeguards even though it leaves streaks of white on their skin?

What is zinc.

300

Copper, gold and silver are used in cell phones because they make good ______, meaning energy easily travels through them.

What conductors?

400

Horses are used to make this to treat poisonous snake bites.

What is antivenom.

400

What is the scientific term for volcanic rock?

What is basalt?

400

By studying people laying down for two months straight, NASA is trying to re-create the effects of ___________ that astronaughts will experience in space.

What is weightlessness

400

The top person, usually a kid, in acastell is called what?

What is the crown?

400

What emoji did 15-year-old Rayouf Alhumdhi come up with?

What is the hijab emoji?

500

How is Rita Santo using to helpher track large cats in Malaysia?

What are dogs.

500

What was the costliest hurricane in the U.S.?

What is Katrina.

500

What creates lift at the back end of a helicopter?

What is shifting the angle of attack.

500

When you turn on your cell phone, positively charged ______ ions conducts electricity to power your phone.

What is lithium.

500

The chip of a cell phone is made of many of these...which acts as paths and switches.

What are transistors?