What are adaptations?
What is Nitrogen?
The three states of matter.
What is solid, liquid and gas?
This kind of non-renewable energy source is most harmful to the environment.
What is coal?
It's what we call methane that is stored deep under ground.
What is Natural gas?
These are an adaptation that penguins have to help them swim faster.
What are flippers?
The force that pulls things towards a planet.
What is gravity?
The atomic number of an element is usually equal to the number of these two particles the same element.
What are protons and electrons?
Energy that an object has when it is at a height is called this.
What is gravitational potential energy?
Another word for global warming.
What is climate change?
Bones of an animal found underground after a very long time.
What is a fossil?
Of all the planets in our solar system, this planet has the longest day - that means it rotates very slowly.
What is Venus?
What is viscosity?
This is what we call trees or previously living things when they are burned to produce electricity. (The energy source)
What is Biomass?
The main cause of climate change.
What is burning fossil fuels?
What is endangered?
The explosion of a star that has reached the end of its life.
What is a supernova?
It's the chemical reaction that makes metals turn reddish brown.
What is rust(ing)?
Nuclear energy uses this as fuel.
What is Uranium.
The measure of how much carbon dioxide a person, or something, emits.
What is carbon footprint?
What is respiration?
The outer planets are not made of rock, so they are called this.
What are gas giants?
A type of matter made of only one type of particle is called this.
What is a pure substance?
Energy travelling through space is called this - it can be ionizing or non-ionizing.
What is radiation?
The process of the ocean's pH decreasing because of CO2.
What is ocean acidification?