Is the substance above an element, compound or mixture?

Is the substance above an element, compound or mixture?

$Is the substance above an element, compound or mixture?$

What is the potential energy of a 30kg rock that falls 15 meters

1. mrmendrala says:

If it is pure, the substance is either an element or a compound. If a substance can be separated into its elements, it is a compound. If a substance is not chemically pure, it is either a heterogeneous mixture or a homogeneous mixture. If its composition is uniform throughout, it is a homogeneous mixture.

Explanation:

2. Expert says:

1,000 tons

question2

3: 8

question 3

store d

step-by-step explanation:

3. SKSKSKSKGKUFHjk says:

Substance i think i’m not 100% sure

4. Expert says:

diagram is missing, but i will try to explain your doubt.