Space
Which planet is known as the Red Planet?
Mars
What force pulls everything down toward Earth?
gravity
What do we call a material that allows electricity to flow through it?
conductor
What is the variety of living things in an ecosystem called?
biodiversity
What is the largest living organism?
a. blue whale
b. elephant
c. fungus
d. megalodon
fungus
What do we call the path a planet takes around the Sun?
An orbit
What is the name of the force that pushes up on an aircraft to keep it in the air?
Lift
What is the name of the path that electricity flows through?
circuit
What do we call a living thing, like a plant or animal?
an organism
volleyball, tennis, pickleball, hockey
What tool do scientists use to observe faraway objects in space?
telescope
What part of an airplane helps it move forward through the air?
engine / propeller / thrust system
What is one example of a renewable energy source that can generate electricity?
solar/wind/hydro
What do we call a species that is in danger of disappearing forever?
endangered species
What natural event is hotter than the sun?
lightning
This object in space can perform specific tasks, like communication or research.
a satellite
What are the four forces of flight?
lift, weight (gravity), thrust, and drag
What happens in a series circuit if one bulb goes out?
all the bulbs go out because the circuit is broken
What class of animals is a jellyfish part of?
cnidaria
What colour are my eyes?
blue
Why don’t we feel the Earth spinning, even though it rotates at about 1,600 km/h?
because everything on Earth, including the air, is moving with it at the same constant speed, so we don’t feel the motion
How do hot air balloons rise into the air if they don’t have wings or engines?
Hot air inside the balloon is lighter than the cooler air outside, so the balloon rises due to buoyant force.
a wire, where electricity flows through, is an example of what type of electricity?
current electricity
Explain how invasive species can harm biodiversity in Ontario.
They take over habitats or food sources, outcompete native species, and sometimes spread diseases, reducing biodiversity.
Why do your ears "pop" when you go up a mountain or fly in a plane?
Because the air pressure around you changes faster than the pressure inside your ears.