Shapes
Pythagoras' Theorem and Square Numbers
Compounds and Mixtures
Kinematics
The Digestive system
100
What is the name of a triangle with 2 equal sides ?
An isosceles triangle
100
What is a square number?
A square number is a number which is the result of multiplying a number by itself
100
When two substances are combined to form a mixture, what can be said about the proportions?
Any proportions
100
What is the value of the displacement around a circle?
zero
100
Which organ is responsible for producing gastric juice?
Stomach
200
How many pairs of parallel lines does a parallelogram have?
A parallelogram has 2 pairs of parallel sides
200
Where did Pythagoras come from?
Pythagoras was from Greece
200
Bronze is a homogenous mixture. What is the name given to such a mixture?
Alloy
200
A boy travels 5m in 10s. What is the formula to be used to determine his average velocity?
Total displacement / total time
200
What is the main function of the small intestine?
Absorption of nutrients
300
What is the name of the shape of this table top ?
Trapezium
300
What does Pythagoras' theorem state ?
A2 + B2 = C2
C is the hypotenuse of the right angled triangle
A and B are the shorter sides
300
Chalk does not dissolve in water. What is the name of such a mixture?
What is the name given to the chalk ?
What is the name given to the water?
Heterogenous mixture
Solute
Solvent
300
If the velocity of a body decreases from 20m/s to 10m/s, in 5s, what is the body doing?
Decelerating
300
To which type of nutrients does starch belong?
Carbohydrates
400
Which shape has an infinite number of lines of symmetry?
A circle has an infinite number of lines of symmetry
400
What is the square root of 256?
16
400
When no more solute can dissolve in a solvent, what is this referred to as?
What two steps can be done to cause more solute to dissolve in the solvent, provided the amount of solvent remains the same?
Saturated
Apply heat
Stir the solution
400
A vector quantity has both ___________________ and _______________?
Is speed a scalar or a vector quantity?
Magnitude and Direction
Scalar
400
Which type of nutrient act as a long term energy storage?
Fats
500
What are 3 properties of the shape shown below?
1) There are 2 pairs of equal sides
2) Diagonals bisect vertex angles
3)Diagonals are perpendicular
4) Vertex diagonals bisect the non vertex diagonals
500
Solve for the unknown side
15 cm.
500
There are 3 types of Heterogenous mixtures:
Suspensions, Colloids and Emulsions.
What is the difference between a colloid and an emulsion?
A colloid is fine solid particles dispersed in a liquid, whereas an emulsion is a uniform mixture of two immiscible liquids
500
Define the term 'momentum'
What is the unit?
Is it a vector or a scalar?
Product of mass and velocity
kgms-1
vector
500
Which of the following best defines “assimilation” in the human body?
The process of using absorbed nutrients to build and repair body cells.