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WorksheetsStem Quiz 2
Total questions: 10
Worksheet time: 6mins
Roses double daily (skip Sundays), lilies triple daily, tulips grow by 5 per day. Start with 1 each on Friday. When do lilies outnumber roses + tulips?
Day 1 (Friday)
Day 2 (Saturday)
Day 3 (Sunday)
Day 4 (Monday)
If you were creating a new eco-friendly transportation device for your city, which combination would be most efficient?
Solar panels and batteries
Wind power and elastic energy
Kinetic energy recovery and hydrogen fuel
Magnetic levitation and compressed air
You notice that a local pond has fewer frogs than last year. Which combination of factors would you investigate first?
Temperature changes and food availability
Water pH levels and new predators
Human activity and rainfall amounts
Disease presence and water pollution
If humans developed the ability to photosynthesize like plants, which physical adaptation would be MOST necessary?
Transparent skin
Larger surface area of the body
New digestive organs
Modified lung structure
You're designing a Robot that can survive in both very hot and very cold environments. Which combination of features would work best?
Thick fur and sweating ability
Color-changing skin and adjustable metabolism
Hibernation capability and water storage
Multiple layers of scales and internal temperature control
Which organelle in a plant cell is responsible for capturing sunlight and converting it into energy?
Mitochondria
Nucleus
Chloroplast
Ribosome
A bridge is designed with triangular supports because triangles are the strongest shape. What property of triangles makes them so strong in construction?
They have equal sides
They evenly distribute weight
They can change shape easily
They are symmetrical
A square has a perimeter of 48 cm. What is the area of the square?
2304 cm²
256 cm²
144 cm²
64 cm²
If you push an object with twice the force, what happens to its acceleration (assuming mass stays the same)?
It stays the same
It halves
It becomes zero
It doubles
If you're designing a roller coaster, where should you place the loop for maximum safety and excitement?
At the very beginning
After the first big drop
Near the end
In the middle of two hills
