Can someone answer these? It's whether it's a physical change, or a chemical change

Will mark brainliest 26. which of these statements are true? (3 points) a. gases are compressible b. gases fill their containers completely c. the pressure of a gas is independent of the temperature d. gases have mass e. gases exert pressure f. the pressure of a gas is dependent on the volume g. gas pressure results from the collisions between gas particles h. gases have a definite volume and shape

Using data from seismic waves, geologists have learned that earth’s interior is made up of several

How do you identify the anode on a power source such as a battery? how do you identify the cathode? how are terms anion and cation?