In an experiment, Arka discovered that a chalk could be scratched with a fingernail, a sandstone with a steel nail, and granite could not be scratched with a steel nail.Which is the strongest rock in his test?

In an experiment, Arka discovered that a chalk could be scratched with a fingernail, a sandstone with a steel nail, and granite could not be scratched with a steel nail.Which is the strongest rock in his test?

1. chalk
2. sandstone
3. granite
4. Semua jawaban benar
5. Semua jawaban benar

Jawaban: C. granite.

Dilansir dari Ensiklopedia, in an experiment, arka discovered that a chalk could be scratched with a fingernail, a sandstone with a steel nail, and granite could not be scratched with a steel nail.which is the strongest rock in his test granite.