Chemistry
Name the three states of matter.
solid, liquid, gas
In which only continent the giraffes live?
Africa
Name the star closest to the Earth.
Sun
What is the name of the galaxy which contains our solar system?
Milky Way
Name the organ that pumps blood in the human body.
Heart
Tell the chemical formula of water?
H2O
The animals which eat meat are known as?
Carnivores
Which invisible line dives our Earth into two halves?
Equator
All planets orbits around which object?
The Sun
What is not found in the Shark?
Bones
Which element is found abundantly in milk?
Calcium.
What bees use to make honey?
Nectar
Which is the longest river on the Earth?
Name the layer which protects our earth from harmful rays?
Ozone
How many valves are in the heart of human body?
4
What are molecules made of?
Atoms
Name the species which can live on both water and land?
Amphibians
What percent of water is present on the earth?
97%
Who was the first person to walk on the moon?
Neil Armstrong
Which side of brain controls the left side of the human body?
Right side
How many elements are there in the periodic table?
118
Which pigment determines the color of the human skin?
Melanin
What do we called the lower part of our Earth?
Southern Hemisphere
What is the smallest planet in our solar system?
Mercury.
What is the name of the liquid component of the human blood?