exam 1 practice

know your foundation

100

what is a compound

a thing that is composed of two or more separate elements; a mixture.

200

what is a mixture

a substance made by mixing other substances together.

300

DAILY DOUBLE :

give me an example of a mixture

Cookie dough

400

what is kinetic energy

energy which a body possesses by virtue of being in motion.

500

potiential energy 

1. 
   

   the energy possessed by a body by virtue of its position relative to others, stresses within itself, electric charge, and other factors.

   
   

tell me about those sig figs

100

3.29*10^3

3 sig figs

200

3,200,000

2 sig figs 

300

0.0053

2 sig figs

400

0.1

1 sig fig

500

0.00345

3 sig figs

measurements across the board

100

what's the symbol for the prefix tera

T

200

pico is what magnitude 

10^-12

300

give me a unit of measurement for mass

gram, kilogram, decagram

400

if you want to write something in scientific notation and the number is in the hundredths place aka 0.01 what is its prefix

centi

500

if milli is 10^-3 what is its positive counter part

10^3 also known as kilo

its all periodic

100

What is the first three elements

H,He,Li

200

what group is Be in

Alkaline earth metals

300

K is

potassium

400

what elements makes Water

H2O

500

Name three groups on the periodic table

noble gases, non metal ect

its all density

100

formula for density

p=m/v

200

density-45g/15cm^3

3.0 g/cm^3

300

How much stuff an object has in a unit volume, gives

density

400

DAILY DOUBLE:

The principle of density was discovered by

Archimedes

500

This is the three-dimensional space occupied by an object

volume