Grade 9 Year-End Examination Study Notes (2026 Demarcation)

Comprehensive practice flashcards formatted as question-and-answer pairs covering all subjects in the Grade 9 final examination demarcation notes.

In drama, what is the distinction between "mood" and "atmosphere"?

Mood is the feeling created specifically for the audience (such as sadness, excitement, or fear), whereas atmosphere is the overall emotional environment created through acting, sound, lighting, and setting.

How does the audience experience differ between a stage drama and a radio drama?

In a stage drama, the audience can see the actors, costumes, movement, and scenery; in a radio drama, listeners depend mainly on sound (dialogue, narration, music, sound effects, silence, and vocal variations) to imagine the action.

In visual art, what is the difference between a geometric shape and an organic shape?

Geometric shapes are regular, flat enclosed areas like squares and circles, whereas organic shapes are irregular, natural forms.

How is the design principle of "emphasis" defined in visual arts?

Emphasis is making one particular part of an artwork stand out as the focal point.

What is the scientific definition of a chemical compound?

A compound is a pure substance formed when two or more different elements are chemically bonded together in a fixed ratio, giving it properties distinct from the elements that form it.

What is the general word equation for an acid-base neutralisation reaction?

$$\text{acid} + \text{base} \rightarrow \text{salt} + \text{water}$$

What formula defines the relationship between weight ($W$), mass ($m$), and gravitational field strength ($g$)?

$W = m \times g$, where $W$ is measured in newtons ($\text{N}$), $m$ in kilograms ($\text{kg}$), and $g$ is gravitational field strength (approximately $9.8\,\text{N/kg}$ on Earth).

According to Ohm's law, what is the formula used to calculate electric current ($I$)?

$I = \frac{V}{R}$ (or $I = V \times R^{-1}$), where $V$ is potential difference in volts and $R$ is resistance in ohms ($\Omega$).

How is electrical energy consumption calculated in kilowatt-hours ($\text{kWh}$)?

$$\text{Energy (kWh)} = \text{Power (kW)} \times \text{time (hours)}$$

In scientific investigations, how do independent, dependent, and controlled variables differ?

The independent variable is the factor deliberately altered by the investigator, the dependent variable is the factor that is measured, and controlled variables are conditions kept constant to ensure a fair test.

What is the fundamental difference between weathering and erosion in geography?

Weathering is the breaking down of rock in situ (in the same place) without movement, whereas erosion involves the wearing away and removal of rock or soil by moving agents such as water, wind, ice, or waves.

What distinguishes subsistence farming from commercial farming?

Subsistence farming produces food primarily for the farmer and their immediate family, whereas commercial farming produces agricultural goods on a larger scale intended for sale in markets.

What are the five components of the SMART goal-setting framework?

Specific, Measurable, Achievable, Relevant, and Time-bound.

In tertiary education funding, what is the primary difference between a scholarship and a study loan?

A scholarship is awarded based on talent, achievement, or potential and does not require repayment, while a study loan must be repaid back, generally with interest.

Which apartheid laws classified South African citizens by race and divided urban areas by racial grouping?

The Population Registration Act classified people by race, and the Group Areas Act designated separate residential and commercial zones for different racial categories.

What peaceful resistance method was adopted during the 1952 Defiance Campaign?

Protesters deliberately and peacefully broke selected apartheid regulations and laws to court arrest in order to demonstrate their unjust nature.

What historical event took place on 21 March 1960 in South Africa, and what was its immediate political consequence?

The Sharpeville Massacre occurred when police opened fire on an anti-pass protest, killing and injuring many; in response, the government banned both the ANC and the PAC.

What issue caused the Soweto Uprising on 16 June 1976?

Black students protested against the compulsory enforcement of Afrikaans as a medium of instruction for specific school subjects under the Bantu Education system.

According to the Grade 9 English Home Language exam demarcation, what format is strictly required for the summary writing task?

It must be presented in a numbered point format, not written as a continuous paragraph.

What is the difference between an acronym and an initialism in English grammar?

An acronym is formed from the initial letters of words and pronounced as a single word (e.g., NASA), whereas an initialism is pronounced letter by letter (e.g., BBC).

NgesiZulu, yini umehluko phakathi kwe-"bizoqho" kanye ne-"bizojwayelekile"?

Ibizoqho yigama eliqondile lomuntu noma lendawo (isibonelo: uSipho, iTheku), kanti ibizojwayelekile yigama elijwayelekile lento noma umuntu (isibonelo: umfana, itafula).

Yini "impambosi yokwenziwa" ngesiZulu, futhi inikezwe kanjani ngokwesibonelo?

Impambosi yokwenziwa ikhombisa ukuthi umenziwa uyagqanyiswa; isibonelo: umusho othi "Umfana ushaya ibhola" uphenduka ube "Ibhola liyashaywa umfana".

What is the formula used to calculate simple interest ($I$)?

$I = \frac{P \times R \times T}{100}$, where $P$ is the principal amount, $R$ is the annual percentage rate, and $T$ is the duration in years.

What is the general formula for the $n^{\text{th}}$ term ($T_n$) of an arithmetic sequence?

$T_n = a + (n - 1)d$, where $a$ is the initial term and $d$ is the constant common difference.

When two parallel lines are intersected by a transversal, what are the angle rules for alternate and co-interior angles?

Alternate angles are equal to one another, while co-interior angles are supplementary and add up to $180^{\circ}$.

What are the face, edge, and vertex totals for a regular octahedron and a dodecahedron?

An octahedron has $8$ triangular faces, $12$ edges, and $6$ vertices; a dodecahedron has $12$ pentagonal faces, $30$ edges, and $20$ vertices.

What is the mathematical equation for the total surface area of a closed cylinder?

$\text{Total Surface Area} = 2\times\frac{22}{7}\times r^2 + 2\times\frac{22}{7}\times rh$ or $\text{Total Surface Area} = 2\times\frac{\pi}{1}\times r^2 + 2\times\frac{\pi}{1}\times rh$ ($2\times\pi\times r^2 + 2\times\pi\times rh$), representing the two circular bases plus the curved rectangular body.

What is the fundamental accounting equation?

$$\text{Assets} = \text{Owner's Equity} + \text{Liabilities}$$

What types of business transactions are posted to the Debtors Journal (DJ) and the Creditors Journal (CJ)?

The Debtors Journal records sales of merchandise to customers on credit, while the Creditors Journal records purchases of goods or services from suppliers on credit.

What is the function of an Analogue-to-Digital Converter (ADC) in a robotic vehicle?

An ADC converts the variable analogue output voltage from a sensor (such as an IR sensor) into a digital value that the microprocessor or controller can process.

In cyber security, what is phishing?

Phishing is a deceptive communication or message designed to trick an individual into disclosing confidential information or following a malicious hyperlink.

How do decision-making processes differ between a command economic system and a market economic system?

In a command economy, the central government decides what, how, and for whom goods are manufactured; in a free-market economy, these choices are dictated by consumer demand, private businesses, and market price signals.

What are the four economic factors of production exchanged in the factor market?

Land, labour, capital, and entrepreneurship.

What are the four essential Ps that make up the marketing plan section of a business plan?

Product, price, place, and promotion.