Consumer Science
Which microorganism is commonly used in bread production and what does it feed on?
Yeast feeds on glucose
What is Locard's exchange principle?
That evidence is transferred during a crime
Which of Newton's laws relates acceleration, force and mass?
Newton's second law
What is the term for energy that can be replenished naturally?
Renewable energy
What's the primary concern for food safety?
Preventing foodbourne illness
What is fermentation?
The process of converting sugars into alcohol in food production
What is rigor mortis?
The stiffening of the muscles after death
What's the term for the distance a vehicle traves while stopping?
Stopping distance
What law states that energy cannot be created or destroyed?
Law of conservation energy
What process uses heat to kill harmful bacteria in food?
Pasteurisation
Identifying needs and preferences, enhancing product design, tailoring marketing strategies, improving customer experience, setting pricing, and anticipating market changes
What blood type is known as the universal donor?
O negative
What's the most effective safety feature in preventing injury?
Seatbelt
What's the goal of sustainability practices?
To reduce waste and conserve resources
Which decade were wiperblades introduced in?
1990s
What is colour psychology and what do three main colours symbolise?
Emotional associations with different colours. Green - health and nature, blue - trust, red - appetite and urgency
What's the formula for finding time of death?
time of death (hours) = normal body temperature (37 degrees) - current body temp / 1
What are the four pillars of sustainability?
Environmental, social, economic and political
speeding, driving under the influence of alcohol or drugs, fatigue, distraction, and failure to wear a seatbelt (descriptions may vary - teacher decides whether it's acceptable or not)
How are aesthetic looking products scientifically supported?
Products with high design aesthetics elicit N100 and P200 amplitudes in the brain. Companies can charge more for products that 'look' luxurious.
What forensic process uses laser scanning technology?
3D crime scene reconstruction
How is traffic flow analysis beneficial?
Reduce congestion, see where roads can be optimised or repaired
Discuss strengths and limitations of a 15 minute city
strengths: enhanced accessibility, reduced traffic, community engagement, sustainability
limitations: not all neighbourhoods have the same level of amenities, urban planning challenges, specialised medical care or certain cultural institutions aren't feasible in every neighbourhood
Go through the 4 step process of fibre analysis
1. Decide whether the fibre is natural, man-made or a mix of both
2. Collect the fibre evidence without contaminating it.
3. Fibres are placed under a microscope for observation
4. Suspect clothing is obtained if possible. When both fibres and item of clothing are examined, the number of fibre ‘matches’ is used to determine the chance of contact between the two items.