Solar system
The closest star to the Earth.
What is the sun?
A push or a pull on an object.
What is a force?
The transfer of polen from the male parts of one flower to the female parts of another.
What is pollination?
Where all of the energy in any ecosystem initially comes from.
What is the sun? (will also accept what is the big bang)
The states of matter.
What are solid, liquid and gas?
Air is made of 78% this.
What is nitrogen? (kväve)
The planets in our solar system in order.
What are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune?
Overall force (net force) is measured in this unit.
What are Newtons?
The word equation for photosynthesis.
What is carbon dioxide + water (+sunlight) --> glucose + oxygen?
The percentage of energy that is transfered between levels in a food chain.
What is 10%?
A substance made out of only one type of atom.
What is an element?
Ocean acidification occurs because of this molecule in the air.
What is carbon dioxide? (koldioxid)
The four outer planets are also called by this name.
What are gas giants?
An object traveling at a constant speed experiences this type of force.
What is balanced force?
The group of animals that do not have backbones.
The term for an animal that eats both plants and animals.
What is an omnivore?
The particle that acids release into water.
What is hydrogen ions?
The term for water that contains a lot of calcium, magnesium, and iron.
What is hard water? (hårt vatten)
The one of the following that causes day and night: earth's rotation or earth's revolution.
What is earth's rotation?
I travel 40km in 30 minutes. Calculate my average speed in km/h.
What is 80km/h?
The formation of new and distinct species in evolution.
The term for living things in an ecosystem.
What is abiotic?
An acid in which every single particle releases a hydrogen ion when mixed with water is described as being this.
What is strong?
The best method for separating a salt water solution if you want to keep both the water and the salt.
What is distillation?
The key difference between dwarf planets and planets.
What is their gravity? (it is not strong enough to pull in major debris)
The word used to describe mass per unit volume.
What is density?
The group of mammals that carry their young in a pouch until they are fully developed.
What is marsupials?
The term for when too many nutrients are added to a lake or pond ecosystem.
What is eutrophication? (or övergödning)
The products of a neutralisation reaction.
What are salt and water?
Water that will become tap water is cleaned here.
What is a vattenverk? (water works)
The name we give to small chunks or rock or dust that enter the earth's atmosphere.
What is meteors?
Newton's second law states that force is equal to this.
What is mass times acceleration?
The word equation for cellular respiration.
What is oxygen + glucose --> carbon dioxide + water + energy (or ATP)?
The term for the reason why organisms higher up in a food chain often contain more toxins than those lower down.
What is biomagnification?
The term for a substance that reduces pH changes.
What is a buffer?
Plants cannot get nitrogen directly from the air and therefore get it from this.
What is nitrogen fixing bacteria? (kvävefixering bacteria)