Jeapoardy questions that I guess will for sure be on the exam

Question 1

physical properties can be..

Answer 1

Can be determined without changing the composition of matter

Question 2

compounds can be..

Answer 2

broken down by a chemical reaction

Question 3

A mixture can be..

Answer 3

Can be separated into components based on differing physical properties

Question 4

gas takes up.

Answer 4

s the volume and the shape of its container

Question 5

a chemical change is a..

Answer 5

Formation of a gas, color change, or formation of a precipitate are clues that this may have happend.

Question 6

-2 is written as..

Answer 6

0.023 is written in scientific notation as 2.3 times this power of 10.

Question 7

In a reported measurement, these types of zeroes are NEVER significant.