Question:
Goal: To stop stray light bouncing inside wooded pinhole camera and ruining photos.

Which of the following methods is more reasonable for accomplishing this goal?

OPTIONS:
- Paint the insides a dark color to absorb photons.
- Paint the insides a light color to absorb photons.
Answer:
Paint the insides a dark color to absorb photons.

Question:
Goal: To land safely when jumping from a moving object,

Which of the following methods is more reasonable for accomplishing this goal?

OPTIONS:
- tuck your body in to form a ball, try to land on your back, don't extend your arms and legs, and roll when you hit the ground.
- tuck your body in to form a ball, try to land on your face, don't extend your arms and legs, and roll when you hit the ground.
Answer:
tuck your body in to form a ball, try to land on your back, don't extend your arms and legs, and roll when you hit the ground.

Question:
Goal: How to prevent a car licence plate from being damaged or stolen?

Which of the following methods is more reasonable for accomplishing this goal?

OPTIONS:
- Keep the basic screws and also install security screws which require a unique tool to remove
- Remove the basic screws and instead install security screws which require a unique tool to remove
Answer:
Remove the basic screws and instead install security screws which require a unique tool to remove