SCIENCE YEAR 4

Which organ is labeled correctly?

• Q

• R

• S

• T

Inhalation process

• A

• B

• C

• D

Choose correct answer

• A

• B

• C

• D

Which animal has a same breathing organ with butterfly?

• Eagle

• Caterpillar

• Tiger

• Bird

A plant is placed in a dark room and watered twice a week. After two weeks, the tree died. Why?

• The plant was overwatered.
• The plant died due to lack of light.
• The plant was in a drafty area.
• The plant was exposed to extreme temperatures.

Refraction of sunlight by raindrops will form (a)   .

"Sound reflection technology is used to detect objects in the sea."

• Radar technology

• Infrared technology

• Magnetic resonance technology

• Sonar technology

What is the main source above?

(a)  

Which of the following objects is made of basic rock resources?

• 
• 
• 
• 

A kid threw a paper airplane into the air. What will happen to the plane?

• The plane will fall back to the ground

• The plane will explode in mid-air.
• The plane will fly forever without landing.
• The plane will turn into a bird and fly away.