SciMath QuizBee Easy Round

The three categories of biotic things are: 

• abiotic,  biotic , symbiotic

• producers , consumers and decomposers 

• communities , populations and niche 

• Sunlight, water and temperature

Which of the following can make a chemical reaction slower?

• Increase the temperature

• Increase the pH

• Increase the pressure

• Increase the surface area

 In the Sine function y = A sin Bx + C, which part of the graph is affected by the value of A?

• amplitude

• period

• horizontal translation

• vertical translation

How many prime numbers are there from 0 to 10?

• 3

• 4

• 5

• 6

Sound waves are produced whenever a disturbance occurs in the air. Hence, sound waves require a medium to propagate. Sound is what type of wave?

• Mechanical wave

• Electromagnetic wave

• Transverse wave

• Longitudinal wave

Cosine rule may be used in each given situation, EXCEPT when:

• two sides and the included angle are given

• two angles and a side are given

• three sides are given

According to the Octet Rule, atoms of elements react with each other in order to attain how many electrons in their outermost energy level or shell?

• 8

• 18

• 10

• 6

CODE BREAKER:

What are the two missing numbers?

Write your answers respectively (in order).

Answer explanation

Every number in the bottom row is the number above it minus 3