Science Explorer: Middle School Challenge
Test your knowledge of key scientific concepts covered in grades 8-10, from biology to physics and chemistry!
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Test your knowledge of key scientific concepts covered in grades 8-10, from biology to physics and chemistry!
Play through the questions and see your score instantly
15 questions · Quick play · Instant results
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Breaking down food for energy
Converting light energy into chemical energy
Releasing heat energy from atoms
Converting mechanical energy to electrical energy
It becomes shorter
It becomes longer
It stays the same
It disappears completely
Nucleus
Golgi apparatus
Mitochondria
Endoplasmic reticulum
Synthesis
Double displacement
Decomposition
Single displacement
First law
Second law
Third law
Fourth law
Carry oxygen
Fight infection
Clot blood
Produce hormones
Earth
Jupiter
Saturn
Mars
Oxygen
Carbon dioxide
Nitrogen
Hydrogen
Sedimentary
Metamorphic
Igneous
Composite
186,000 miles per second
186,000 kilometers per hour
186,000 feet per second
186,000 meters per second
Nucleus
Cell wall
Chloroplast
Vacuole
Distance from the sun
Earth's tilt on its axis
Speed of Earth's rotation
The moon's gravity
Liquid
Gas
Solid
Plasma
To keep Earth warm
To protect from UV radiation
To produce oxygen
To create wind
Ionic
Covalent
Metallic
Magnetic
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