System, a group of parts that work together, Energy, the ability to do work or cause change, Pattern, something that repeats or is predictable, Model, a representation used to explain or test an idea, Constraint, a limit or restriction on a design, Solution, a way to solve a problem, Prototype, an early version of a design used for testing, Conservation, protecting and using resources wisely, Sustainability, using resources in a way that does not harm future generations, Renewable Resource, a resource that can be replaced naturally, Nonrenewable Resource, a resource that cannot be replaced quickly, Natural Resource, materials from Earth used by people (water, air, minerals)

Environment & Engineering

oleh

Papan Peringkat

Saat ini kami sedang berupaya meningkatkan fungsionalitas Papan Peringkat. Tolong bantu kami dengan memberikan umpan balik Anda.

Beri Umpan Balik

Gaya visual

Pilihan

Saat ini kami sedang bekerja untuk meningkatkan Pengaturan Aktivitas. Mohon bantu kami dengan memberikan masukan Anda.

Beri Umpan Balik

Berganti templat

Pulihkan simpan otomatis: ?