Can You Get These Elementary School Science Questions Correct?


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About This Quiz

Remember planting a seed and watching it grow? Holding a prism up to the light and watching it make rainbows? Elementary school science was the best and showed us just how cool the world is. But how much do you remember from those golden days of discovery? In this quiz, we'll test your knowledge of all things elementary school science!

All matter is made of tiny particles called what?

Atoms are the little particles that make up matter. They are the stuff of life.

What is the only compound that can be found naturally on Earth as a liquid, solid and gas?

Water can be found naturally on Earth as a liquid, gas or solid, proving yet again that water is the bees' knees.

What is the one metal that is liquid at room temperature?

Mercury is naturally liquid at room temperature. Does that have anything to do with mercury in fish? Talk amongst yourselves.

In science, what is a vacuum?

A vacuum is an empty space, without air or matter. Trust me, you don't want to be in a vacuum.

What is the fourth state of matter?

Solid, liquid and gas are three states of matter, and plasma is the fourth! Plasma is different from ordinary neutral gasses, and that's why it has its own category.

Which of these is not a particle of an atom?

There is no such thing as a hepton, but that would be a cool name for a new particle, if one were discovered.

Two or more atoms make what?

When two or more atoms come together, they make a molecule. The more complex molecules have more atoms.

What are pure chemical substances called?

Pure chemical substances are either elements or compounds. Water, table salt and gold, for example, are pure chemical substances.

What combination of metals led to the Bronze Age?

Copper + Tin = The Bronze Age. This occurred more than 5,000 years ago. Go humans!

What is the lightest of all the elements?

Hydrogen is the lightest of all the elements, 14 times lighter than air. No wonder we can never see the stuff.

What is in every molecule of water?

Oxygen is in every molecule of water, only proving why water is the stuff of life.

Which of these methods does not create a rainbow?

Okay, if meditation did make rainbows, we'd all be doing it. Unfortunately, no one has proved that method works.

How long is a light year?

A light year, or the distance that light travels in a year, is approximately 6 trillion miles. Light is a Speedy Gonzalez!

In what age was the earth's temperature coolest?

Okay, that one was obvious, but in the Ice Age, much more of the planet was covered by ice and glaciers.

When was plastic first made?

Plastic is a man-made material that is ubiquitous these days, but it wasn't invented until the early 1900s. Before that, what did they use for Tupperware​?

A solid is made of what?

Barely moving molecules make up solid matter. Let's be grateful for them. Can you imagine a world without solids?

What was the first synthetic fiber invented?

Nylon was created in 1935 and became quite popular, explaining why there was a shortage during WWII.

What is Newton's first law of motion?

The first of Newton's laws states that nothing moves unless a force acts upon it. This can also be used to explain why it's hard to get up off the couch.

Which of these statements is true about gravity?

Even tiny things have gravity. An apple has gravity -- but a donut seems to have more of a gravitational pull.

What has a gravitational pull so strong that it pulls in light?

Black holes pull in light, thus their black color. Their gravitation pull is so strong that they literally suck everything up. We all know someone like this. . .

What creates the different colors of the rainbow?

The different wavelengths are what create different colors. In the visible spectrum, red has the longest wavelength and violet has the shortest.

Which of the following are single-celled organisms?

These are the simplest organisms in the world. Ah, simplicity.

Which of these have backbones?

Reptiles are vertebrates. Yes, they have backbones.

About what percentage of human genes are the same as those found in a banana?

That's right, half of our genes are the same as those found in a banana. That's why bananas are a perfect snack.

Which of these are not plants?

Coral does not make its own food, so it's technically an animal! And watch out, it's rapidly declining in our oceans.

What is the process through which plants make their own food?

Photosynthesis is the process by which plants use sunlight to make their own food. It's a complex, amazing process.

Which of these are vertebrates?

That's right, all these guys have backbones. We have a lot in common with birds and fish.

Which of these body systems is the most complex?

Don't be nervous, but the brain is the most complex organ in the body, and it's part of the nervous system. This system is the most complex, but the others aren't simple, either.

When was the first light bulb patented?

In 1879, Thomas Edison patented the light bulb. However, a number of bright minds were involved in its development, including Alessandro Volta and Humphrey Davy.

What scientific breakthrough happened in 1969?

On July 20, 1969, Neil Armstrong took his first steps on the moon, followed shortly thereafter by "Buzz" Aldrin. It was a glorious day for science! In later years, however, things got tough for NASA.

How does electricity flow in electronic devices?

Circuitry is found in all electronic devices, because electricity must flow in a continuous loop.

What is nuclear fission?

Nuclear fission creates a tremendous amount of energy by breaking the nucleus of an atom into smaller parts. Don't try this at home.

What creates a black hole?

A kugelblitz is an intense concentration of energy that leads to an event horizon. The massive gravitational pull leads to a black hole.

Of all the elements, how many are not metals?

There are 17 nonmetals in the periodic table. These include oxygen, iodine and chlorine.

The amount of energy the Earth receives from the sun in an hour is comparable to what?

Each hour, we receive energy from the sun that is comparable to the energy the world uses in a year. Wow. Just, wow.

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