8/7/2019 DIFFERENCES CHAPTER 1.STUDENT'S MODUL doc

1/3

Name : ____________________________________ Class: _______

CHAPTER 1

1. Differences between artificial active immunity and artificial passive immunity

Artificial Active Immunity Aspect Artificial Passive Immunity

Contents of the substance

that is injected

Antiserum

Objective of immunity Treat diseases

Slow Response

Effective Period Short-term

Type of people that are

given

Suffering from a disease

CHAPTER 4

1. Differences between Organic Compounds and Inorganic Compounds

Organic Compounds Aspect Inorganic Compounds

Sources From non-living things

YES carbon-hydrogen bonds

Effect of heating Not necessarily produce carbon

dioxideand water

Examples CO2, CO, & metal carbonates

2. Differences between Saturated fats and Unsaturated fats.

Saturated fats Aspect Unsaturated fats

Animal fat Source

Condition at room temperature Liquid

Higher Cholesterol content

Melting point Lower

Bad effect Effects on health

CHAPTER 5

1. Differences between a four-stroke petrol engine and four-stroke diesel engine.

4-stroke Petrol Engine Aspect 4-stroke Diesel Engine

Petrol Type of fuel

Present Spark plug

PREPARED BY PN. SITY SALANG 1

8/7/2019 DIFFERENCES CHAPTER 1.STUDENT'S MODUL doc

2/3

Name : ____________________________________ Class: _______

Substances that get into the

cylinder of the intake stroke.

Air

Smaller power and less

efficient

Power and efficiency

Smaller and lighter Engine size and weight

Uses buses

2. Differences between a four-stroke petrol engine and two-stroke petrol engine.

4-stroke Petrol Engine Aspect 2-stroke Petrol Engine

Number of stroke involved two

Less Pollution

Bigger power and more

efficient

Power & efficiency

Engine size & weight Smaller and lighter

cars Uses

3. Comparison Between A Jet Engine & A Rocket

Similarity : Moves according to the principle of conservation of momentum

Differences between a Jet Engine and a Rocket.

Jet Engine Aspect Rocket

In the atmosphere Flight area

Fuel Liquid hydrogen

From the atmosphere Oxygen supply

Quantity of fuel Plenty

Can be used repeatedly Usage

CHAPTER 7

1. Differencesbetween Natural rubber & synthetic rubber.

Properties Natural rubber Synthetic rubber

Heat resistant Yes

Strong No

Oil resistant Yes

Chemical resistant No

Ability to absorb sounds HighAbility to absorb vibration, shock

or pressure

High

Elasticity & stretching Elastic & can be

stretched

PREPARED BY PN. SITY SALANG 2

8/7/2019 DIFFERENCES CHAPTER 1.STUDENT'S MODUL doc

3/3

Name : ____________________________________ Class: _______

2. Differences between Thermoplastic and Thermoset

Thermoplastic Aspect Thermoset

No Heat resistant

Moulded or recycled cannot

No Chemical resistant

Hardness Hardernone Cross-linkages

PREPARED BY PN. SITY SALANG 3