In the SI system, which prefix means one thousand?

What are used to estimate the amount of atoms in a substance?

What are the basic units for mass and weight in the metric system?

In the SI system, which prefix means ten?

In the SI system, which prefix means tenth?

What is the SI unit for measuring luminous intensity?

What is the SI unit for measuring electric current?

In the SI system, which prefix means one hundred?

In the SI system, which prefix means one hundredth?

1.1 Observing, studying, and experimenting to find the nature of things is called what?

1.1 Natural Science has 3 main branches. Which one of the following is NOT one of the branches?

1.1 What is Physics?

1.1 What is Chemistry?

1.1 What are the two main branches of Physical Science?

1.3 In scientific notation, what is the number 68555 ?

1.3 What is .000000225443 expressed in scientific notation?

1.2 Which fraction would you use to convert .33g to kilograms?

1.2 Which fraction would you use to convert 5.608m to centimeters?

1.2 First step in a scientific method: Make a(n) _________________ of the world around.

1.2 Second step in a scientific method: Then you _____________about something you want to learn.

1.2 Third step in a scientific method: Then you form this ‘educated guess’ to explain what you observed.

1.2 Fourth step in a scientific method: Make a ‘forecast’ about how it’s going to go.

1.2 Fifth step in a sci. method: Do a test or _______________________ with a control and a variable.

1.2 Sixth step in a scientific method: By doing this step, you decide if the results of your tests are reliable.

1.2 Last step in a scientific method: Communicate with others whether or not your prediction was correct.

2.2 What is the formula to find density?

2.2 Lithium is the lightest of metals and the least dense of all non-gaseous elements. A sample with a volume of 13.1cm³ has a mass of 5.94g. Which set-up is the correct substitution to find its density?

2.2 Lithium is the lightest of metals and the least dense of all non-gaseous elements. A sample with a volume of 13.1cm³ has a mass of 5.94g. What is the density in the correct significant figures?

2.2 A flask contains 750cm³ of a liquid. The density of the liquid is .049g/cm³. Which set-up is the correct substitution to find the liquid's mass?

2.2 A flask contains a liquid with a density of 1.03g/cm³. The mass of the liquid is 75g. Which set-up is the correct substitution to find the liquid's volume?

4.2 Find the number of neutrons in an atom of Beryllium. Use your periodic chart and round the molar mass to the nearest whole number before calculating.

4.2 Find the number of neutrons in an atom of Fluorine. Use your periodic chart and round the molar mass to the nearest whole number before calculating.

4.2 What is the correct set-up to convert 31 grams of Silver to moles? REMEMBER: use your periodic chart and round the molar mass to the nearest whole number before calculating.

4.2 What is the correct set-up to convert 1.6 moles of Bromine to grams? REMEMBER: use your periodic chart and round the molar mass to the nearest whole number before calculating.