science

Which energy does not pollute the enviromnent? ( more than 1 answer )

• Wind

• Coal

• Oil

• Sun

What is the symbol of iron?

What are the main gases that can be found in the atmosphere ? ( more than 1 answer )

• Carbon dioxide

• Nitrogen

• Oxygen

• Sulfur dioxide

Which order is correct?

• Jupiter, Mercury, Saturn, Neptune
• Mercury, Earth, Mars, Jupiter
• Earth, Mars, Venus, Jupiter
• Uranus, Jupiter, Neptune, Saturn

An animal that eats only other animals

• Carnivore
• Omnivore
• Consumer
• Producer

what is the atomic number for silver?

• 21

• 72

• 47

• 54

• 60

Sense that is used to make an observation

• Sight

• Hearing

• Smell

• Taste

We can find medicine in the forest.

• True

• False

Which of the following animals reproduce by laying eggs?

• 
• 
• 
• 

We can see condensation as clouds forming in the atmosphere 

• True
• False