Tessa was recording observations of some items around her classroom. She recorded a physical description of each item, the volume, and its mass. Tessa has made a physical description of her pencil, and she has obtained the volume. What tool would Tessa use to measure the mass of her pencil? A) ruler B) beaker C) balance D) graduated cylinder

2points what is the job of a scientist? a. to answer ethical questions. b. to write laws based on his or her knowledge. c. to ask and answer scientific questions. d. to ignore facts that do not support his or her theory.

The rules of engagement (roe) working group is often used to (select all that apply.)

Which set of characteristics best describes igneous rock? a) largest type of rock, made of organic matter, hardest type of rock b) least abundant type of rock, made of other rocks, made mostly of minerals c) found on all continents, contains wavy bands of stripes, contains fossils d) most abundant type in earth's crust, made of magma/lava, contains no fossils