SCIENCE QUIZ BEE FINALS 2023 - DIFFICULT ROUND

How many significant figures are in the number 0.00150? Write the number.

What is considered to be wasted energy when we turn on a light bulb? Answer in one word only.

In the wave spectrum, _____ have the highest frequency.

Scientists must be willing to accept new ideas and not be biased. What attitude is shown?

How many atoms are there in a molecule of MgCO₃? Write the number.

λ is the symbol for _____ in waves.

The solubility of a chemical is 60 g per 100 g of water. What is the maximum amount of chemical that can dissolve in 250 g of water? Write the number. No need for the unit.

Tom is standing 50 cm behind Jason. A plane mirror is positioned 240 cm in front of Jason. What is the distance between the image of Tom and Jason's position? Write the number. No need for the unit.

An animal breathes through lungs, has scaly skin and has a body temperature that changes with its surroundings. What animal group does it belong to?

The figure on the left shows the image of a clock as seen on a plane mirror. State the correct time. No need for am or pm.