How is learning defined? 2 sentences maximum but you can answer is it in one!

What is the formula to calculate the density of a rock?

What is the chemical composition of mineral sample 5?

Which physical property is not characteristic of mineral sample 5?

How many faces does the crystal of the attached mineral have?

The mineral found in rock sample 4 is [BLANK-1].

What is the chemical composition of the mineral sample 2?

Rock/mineral sample 1 can be classified as _____________________.

The patient presented for a cystoscopy with a biopsy revealing high-grade papillary urothelial carcinoma. The patient returned for a cystectomy revealing low-grade papillary urothelial carcinoma. What is the pathological grade? (Please answer how we code. Grade is a single-digit number/letter) [BLANK-1]

The patient presented for a cystoscopy with a biopsy revealing high-grade papillary urothelial carcinoma. The patient returned for a cystectomy revealing low-grade papillary urothelial carcinoma. What is the clinical grade? (Please answer how we code. Grade is a single-digit number/letter) [BLANK-1]