a student wants to draw a scale model of the solar system. In three to four sentences or bullet points, explain what steps should be taken to create this model. science

Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the metal from its density, electrical conductivity, and melting point. which statement best describes his investigation? a. he is determining physical properties that are sufficient to identify the metal.b. he is determining chemical properties that are sufficient to identify the metal.c. he is determining physical properties that are insufficient to identify the metal.d. he is determining chemical properties that are insufficient to identify the metal.

Acontrol during an experiment. might change remains constant does not exist does change

What is the popular use of lithium batteries