During mr. nye's science class, students were expected to identify various substances using physical properties they could easily measure. mr. nye gave each of the five groups a green, metal cube. the students had to identify what metal the cube was made of. the length of each side was 3.0 cm and the mass was 270 grams.

What does a particular point on a line of a phase diagram represent? o a. the maximum temperature a substance can exist at without bonds breaking b. the pressure created by the kinetic energy of molecules at a particular temperature c. the melting point or boiling point of a substance at a specific pressure d. the conditions in which temperature and pressure have equal effects on a substance

What are the charges of the subatomic particles by choosing the answer from the drop down menu. protons have a (+1,0,or-1). (protons, neutrons, electrons) have a 0 charge. 3.) electrons have a (+1,0,-1)

When you mate two plants together the terms is called? answer it fast as possible plz! i have a test tomorrow!