Eureka Science Challenge 2021

Glass is made out of what?

• Sand
• Metal
• Calcite
• Galena

Which two planets lack moons?

• Mercury & Mars
• Mercury & Venus
• Mars & Earth
• Earth & Saturn

What organelles can be found in a plant cell but not in an animal cell?

• Nucleus

• Cytoplasm

• Cell wall

• Chloroplast

How would you know that a chemical is pure or not?

• By filtration
• By heating
• By checking its physical properties
• By checking its melting point.

I am an odd number. Take away one letter and I become even. What number am I?

• 7
• 11
• 13
• 21

If 1=3

2=3

3=5

4=4

5=4

Then, 6= ?

• 1

• 3

• 7

• 8

How many inch are in 1 feet?

• 4
• 8
• 12
• 16

A millenial is equivalent to

• 10 years
• 50 years
• 100 years
• 1000 years

What was the first emoticon ever used?

• 
• 
• 
• 

What tool would you use to reduce the digital image size?

• Filter

• Crop

• Brush

• Rotate