All flashcards
Flashcard 1: What is the main human problem a wheelchair is designed to solve?
Answer: Helping a person move when walking is difficult. It provides mobility for those who cannot walk easily.
Flashcard 2: What is the main human problem a bridge is designed to solve?
Answer: Crossing over a gap such as a river or road. Bridges connect separated areas for safe passage.
Flashcard 3: What is the main human problem a refrigerator is designed to solve?
Answer: Keeping food cold so it stays fresh longer. Cold temperatures slow bacterial growth and spoilage.
Flashcard 4: What is a human problem in engineering design?
Answer: A need or difficulty that people want to fix. Engineers identify these challenges to create helpful solutions.
Flashcard 5: What is a design in science and engineering?
Answer: A planned way an object is made to do a job. It's a purposeful creation that serves a specific function.
Flashcard 6: What question should you ask to connect a design to a problem it solves?
Answer: How does this feature help the user. This connects the design's function to the problem it addresses.
Flashcard 7: Which word best completes this statement: A design feature has a .
Answer: purpose. Every design element exists for a specific reason or goal.
Flashcard 8: Identify the correct match: seat belt → which human problem does it help solve?
Answer: Keeping people safe in a crash. The belt restrains the body during sudden stops or impacts.
Flashcard 9: Identify the correct match: umbrella → which human problem does it help solve?
Answer: Staying dry in rain. The canopy blocks water from reaching the person underneath.
Flashcard 10: Identify the correct match: flashlight → which human problem does it help solve?
Answer: Seeing in the dark. It provides portable illumination when natural light is absent.
Flashcard 11: Identify the correct match: thermometer → which human problem does it help solve?
Answer: Checking body temperature for sickness. It measures if fever indicates illness.
Flashcard 12: Which design feature best helps a person with weak grip open a jar?
Answer: A rubber, textured jar opener. The rubber grips smooth surfaces and provides leverage.
Flashcard 13: Which design feature best prevents spilling when drinking while walking?
Answer: A lid with a small drinking opening. The small hole controls liquid flow and prevents overflow.
Flashcard 14: Which option is a safety feature: A) sharp edges B) rounded edges?
Answer: B) rounded edges. Rounded edges prevent cuts and injuries from contact.
Flashcard 15: Which material choice best helps a raincoat solve its human problem?
Answer: Waterproof material. It repels water to keep the wearer dry.
Flashcard 16: What is the main human problem a smoke alarm is designed to solve?
Answer: Warning people about smoke or fire. Early detection helps people escape danger quickly.
Flashcard 17: Identify the best explanation: Why do scissors have two handles?
Answer: To let fingers grip and control cutting. Two handles provide leverage for the cutting action.
Flashcard 18: Identify the best explanation: Why do shoes have treads on the bottom?
Answer: To increase grip and reduce slipping. Treads create friction to prevent falls.
Flashcard 19: Which option best explains why a backpack has two straps?
Answer: To spread weight and make carrying easier. Two straps distribute load evenly across shoulders.
Flashcard 20: What is the best way to show a design helps solve a problem using evidence?
Answer: Describe the feature and the problem it reduces. Evidence links specific features to solved problems.
Flashcard 21: Which option best explains how a ramp at a building entrance helps solve a human problem?
Answer: It lets people using wheels enter more easily. Ramps solve the problem of stairs being barriers to wheelchairs.
Flashcard 22: What does it mean if a design is durable?
Answer: It can be used many times without breaking. Durable objects last longer and don't need frequent replacement.
Flashcard 23: Which option best explains how wheels on a suitcase help solve a human problem?
Answer: They make moving heavy items easier. Wheels reduce friction, solving the problem of carrying weight.
Flashcard 24: Which option best explains how a lid on a water bottle helps solve a human problem?
Answer: It prevents spills and keeps the drink inside. Lids solve the problem of liquids spilling during movement.
Flashcard 25: Identify the design feature that most directly helps prevent slipping on stairs.
Answer: A rough, textured surface (non-slip treads). Texture increases friction to prevent dangerous falls.
Flashcard 26: Identify the best explanation for why a spoon has a curved bowl shape.
Answer: It holds and lifts food without it falling off. The curved shape solves the problem of liquids sliding off flat surfaces.
Flashcard 27: Choose the best explanation for why an umbrella has a wide canopy shape.
Answer: It blocks rain so the person stays dry. The wide shape solves the problem of rain hitting the user.
Flashcard 28: What does it mean if a design is safe for the user?
Answer: It lowers the chance of harm or injury. Safety means protecting users from danger.
Flashcard 29: Which option best explains how a zipper on a jacket helps solve a human problem?
Answer: It closes clothing quickly and keeps warmth in. Zippers solve the problem of slow button fastening in cold weather.
Flashcard 30: Which option best explains how a handle on a cup helps solve a human problem?
Answer: It makes the cup easier and safer to hold. Handles prevent burns from hot liquids and provide grip.