Density of a piece of wood with a volume of 2.5l and a mass of 12.5 kg

The drawing represents the movement of particles in a substance. what changes of state can this substance undergo

Which property of a rock remains unchanged by mechanical weathering? a. total surface area b. size and shape c. mineral composition d. sharpness

Apropane torch is lit inside a hot air balloon during preflight preparations to inflate the balloon. which condition of the gas remains constant