Biology
What does biology mean?
the study of living organisms
What particle of an atom has a neutral charge?
Neutron
Name an object with a lower density than water.
- Ice, Plastic, Cork, Wood etc.
What is the largest living mammal on earth?
Blue whale
What is the name of the process in which glucose and oxygen turn into energy?
Respiration
Name 2 property of a metal
- high melting point
- Malleable
- Ductile
- Hard/Strong
What is the unit for weight?
Newton (N)
What is the maximum number of times a paper can be folded in half?
7
What is diffusion?
Particles/gasses moving from a high concentration to a low concentration
What is a particle?
A small portion of matter
Calculate the speed of a car that travels 400 m in a time of 10s
40 m/s (answer without unit is incorrect!)
How many hearts does a worm have?
5
Name all three enzymes that are used for chemical digestion
Amylase, Protease, Lipase
What is the effect of a Cataclyst on the rate of a reaction?
It lowers activation energy needed
What is the unit for power?
Watt (W)
Which country is the second largest in the world?
Canada
Why do people with diarrhoea often suffer from dehydration?
Water does not get taken up in large intestine
Why are noble gasses unreactive/stable?
Because they have full outher shells
What famous scientist discovered the laws of gravity and motion?
Isaac Newton
What is Maaike's favorite food?
Eggs