2. the following measurements were made to determine the density of a material whose
value was, according to the handbook of chemistry and physics, 1.15 g/ml
trial #1
0.95 g/ml
trial #2
1.16 g/ml
trial #3
1.26 g/ml
a. make a general comment on the accuracy of these results
b. make a general comment on the precision of these results

Imagine that you’re getting ready to move to a new city. when people move, they are influenced by push factors and pull factors, and you have many reasons for your move. which of the following factors is an example of a pull factor? a. wanting to move because you’ve found a great new school somewhere new b. needing to move because there are not enough resources in your old hometown c. being forced to move because your old home is gone d. having to move because there are no jobs in your current hometown

1. list three scientific reasons cockroaches may fly.

Air can be considered a mixture. which statement does not explain why?