Science Quiz 1

1.    What is the hardest natural substance on Earth?

• Diamond

• Copper

• Bronze

• Tin

    The change of state from gas to liquid is …………………….

• Heating

• Evaporation

• Condensation

• Cooling

   Which is the main gas that makes up the Earth's atmosphere?

• Nitrogen

• Oxygen

• Hydrogen

• Helium

   If you are exposed to garbage, what kind of illness would you probably get?

• Heart failure

• Asthma

• Goiter

• Nose Bleeding

   Which mineral is needed for healthy bones?

• Sodium

• Calcium

• Iodine

• Carbohydrates

The contraction and relaxation of muscles cause bone movement. A pair of muscles works against each other. While one contracts the other relaxes. What happens to the muscles when it contracts?

• It becomes long and thick.

• It becomes short and thin.

• It becomes long and thin.

• It becomes short and thick.

  The measurement of the hotness and coldness of the air is called………………

• Temperature

• Force

• Energy

• Speed

  The hottest planet in the solar system is……………..

• Mercury

• Jupiter

• Venus

• Earth

   I am a living thing. My habitat is in water. I have gills and fins.

• Human

• dog

• spider

• fish

The study of space is called………………….

  

• Astronomy

• Ornithology

• Ophthalmology

• Solar science