Chemistry!

Name that hydrocarbon!

Name that hydrocarbon!

Name that hydrocarbon!

Name that polymer!

Name that polymer!

Name that polymer!

Fill in the missing hydrocarbon in this cracking reaction:

C8H18 C6H14 +

Complete the balanced equation for combustion of a hydrocarbon:

C2H6 + CO2

Match the type of additive to its use:

Type of Additive Use

A. Antioxidant 1. Gives the food an attractive appearance

B. Food colour 2. Stops oil and water separating

C. Flavouring 3. Stops food reacting with oxygen

D. Emulsifier 4. Improves the flavour of the food

Physics

Type of Transfer Material

1. Conduction a. Does not require one

2. Convection b. Solid

3. Radiation c. Fluids

Match the type of heat transfer to the material which it happens in:

B

A

1 second

C

Name all the labelled parts of the Wave:

1. 2. 3.

Name the angles:

1. 2.

Incident ray

Reflected ray

Biology

Cause of disease Example Infectious or non infectious?

1.Vitamin deficiency A. Athletes foot

2.Bacteria B. Scurvy

3.Genetic inheritance C.Anaemia

4.Virus D. Cholera

5.Mineral deficiency E. Flu

6. Fungi F. Colour blindness

Match the cause to the disease:

Complete the missing labels:

A.

B.

C.

Gametes T t

T TT Tt

t1. 2.

Complete this punnet square:

If T is tall and t is short…..what will the phenotype of the shaded box be?