Microscopes
Cells
Physics and Energy
Global Science
Animal Science
Mr Torelli's Random Science Questions
100
What part is labelled C?
The arm
100
What part of the cell controls its activities?
Nucleus
100
Name 1 type of energy
Kinetic, Potential, Heat (thermal), Eletrical, Sound, Chemical, Solar, nuclear
100
What is the largest ocean on Earth?
Pacific Ocean
100
What do we call animals that eat only plants?
Herbivores
100
What is a word that sounds like another word but has a different meaning called?
homophone
200
What part is labelled D?
Barrel
200
What is the name for a cell dividing into two identical cells, used for growth and repair?
Mitosis
200
What law states energy cannot be created or destroyed, only changed?
Law of conservation of energy
200
What gas do plants absorb from the air?
Carbon dioxide
200
How many hearts does an octopus have?
Three
200
What is the longest river in the world?
The Nile
300
What does the EYEPIECE lens on a microscope do?
It magnifies the image again — usually x10.
300
What is the main difference between an animal and plant cell?
Animal cells have cell membranes
Plant cells have cell walls and chloroplasts.
300
What is an example of Potential Energy?
Teacher check
300
What is the name of Earth's only natural satellite?
The Moon
300
What is the name for the relationship where two species both benefit from living together?
Mutualism
300
What is the colour of the middle Olympic ring?
Black
400
Eyepiece is x10, objective lens is x40. What is the TOTAL magnification?
x400 (multiply the two together).
400
What is the role of the mitochondria?
"powerhouse of the cell,"
Mitochondria generate most of the energy.
400
From the following, which would be considered the best conductor of heat?
a) Copper
b) plastic
c) Stainless Steel
a) Copper
400
What layer of the atmosphere protects us from UV radiation?
Ozone Layer
400
What term describes animals that are warm-blooded?
Endotherms
400
What unit is used to measure energy?
Joule
500
What happens to the field of view as magnification increases?
The field of view gets smaller — you see less, but bigger.
500
What is a pathogen?
A microorganism that causes disease.
500
Define Kinetic Energy
Kinetic energy is the energy an object or particle possesses due to its motion.
"Movement Energy or motion energy"
500
What is the name of the supercontinent that existed before continents split apart?
Pangaea
500
What process do butterflies undergo to change from larva to adult?
Metamorphosis
500
How many countries are in Africa?
54