Year 7 Science
How many branches of science are there?
Four
If I am a spider, am I a vertebrate and invertebrate?
Invertebrate
Substances are classified as either a ......... or a .........
mixture or pure
Define forces.
Forces are a push or a pull on an object to change its motion.
How many planets are there is our solar system?
What is the study of biology?
Study of all living organisms
The dichotomous key has branches that split two ways, what are the two first ways?
Vertebrate and Invertebrate
What is the symbol for Potassium?
K (x your total points by 2)
What is contact forces and give an example:
Forces that occur when two objects touch each other such as when you push someone over (pull a cart, there are a few)
How many planets from the sun is Uranus?
7
Dichotomous key
There are five kingdoms of life, what are all 5 of them?
Animalia, plantae, fungi, protista, monera.
Is oil and water classed as a solution?
Nup.
What kind of force is a balanced force?
Two forces that are equal in size and opposite in direction. When forces are balanced, an object does not move.
Define: Axis.
an imaginary line about which a body rotates
A key part of science is .......... ............
asking questions
What are the 5 classes of vertebrates?
Mammal, Amphibian, Fish, Reptile, Bird.
What is a solvent? Give an example please.
any liquid that dissolves another substance/s.
Water!
Friction (add 100 to your total score)
How many Noongar seasons are there and name one.
6; Birak, Bunuru, Djarang, Makuru, Djiba, Kambarang
We find answers through ......................
observations (seriously? Yup, and because it was hard, you can steal another team's points and add it onto yours)
What are the 7 classifications in the Linnaean classification system?
kingdom, phylum, class, order, family, genus, species (this was hard so times your winning points by 2)
What is the symbol for Potassium?
K (swap points with another team)
How would you reduce friction? Give two examples.
You would add a lubricant, such as oil and grease (multiply your total score by 1.5)
When do neap tides occur?
during the Moon's quarter phases (multiply your win - 1000 - x 2)