SCIENCE QUIZ BEE 2024

1. What is the life bearing layer on the earth?

• atmosphere

• biosphere

• hydrosphere

• lithosphere

2. WHEN THE EARTH IS DIRECTLY BETWEEN THE SUN AND THE MOON, IT IS CALLED A ______

• heliocentric

• lunar eclipse

• solar eclipse

• spatial

3. IF THE ATOMIC NUMBER OF AN ELEMENT IS 6 AND THE ATOMIC MASS IS 15, HOW MANY NEUTRONS ARE PRESENT?

• 9

• 21

• 90

• 92

4. A DOLPHIN SWIMS 56 METERS IN 8 SECONDS AND A WALRUS SWIMS 30 METERS IN 6 SECONDS. WHICH IS FASTER, THE DOLPHIN OR THE WALRUS?

• dolphin

• walrus

• same

• cannot be determined

5. WHEN YOU PUSH A SHOPPING CART, THE FRICTION THAT IS OPPOSING THE MOTION IS CALLED________.

• pushing friction

• rolling friction

• sliding friction

• static friction

6. WHEN YOU LICK A POPSICLE, THE THERMAL ENERGY TRAVEL BETWEEN THE POPSICLE AND YOUR TONGUE. WHAT KIND OF HEAT TRANSFER IS THAT?

• conduction

• convection

• correction

• radiation

7. WHAT IS THE PRIMARY FUNCTION OF A CONCAVE LENS?

• to magnify object

• to correct farsightedness

• to spread out light rays

• to converge light rays

8. WHAT IS THE si UNIT OF ELECTRIC CHARGE?

• ampere

• coulomb

• ohm

• volt

9. WHICH OF THE FOLLOWING IS A CHARACTERISTIC OF AN EXOTHERMIC REACTION?

• absorption of heat

• decrease in temperature

• release of heat

• increase in entropy

10. WHICH OF THE FOLLOWING COMPOUNDS IS AN EXAMPLE OF AN AROMATIC HYDROCARBON?

• acetic acid

• benzene

• ethane

• methanol