Show:
Scientific to Standard
Standard to Scientific
Significant digits
accuracy and precision
misc
100
Convert to standard notation: 4.7 X 10^4
47,000
100

Convert to scientific notation: 0.000234

2.34 X 10^-4

100

3,001,000

4 sig figs

100

This is how close a measurement is to the true value.

accuracy


100

In the number  0.0037, how many zeroes are significant

none

200
Convert to standard notation: 8.923 X 10^2
892.3
200
Convert to scientific notation: 25,360
2.536 X 10^4
200

2.45x10^3

3  sig figs

200

This is how close your measurements are to each other

precision

200

convert 0.05 cm to meters

0.0005

300
Convert to standard notation: 987 X 10^5
98,700,000
300
Convert to scientific notation: 8,000,000
8 X 10^6
300

0.0000321

3  sig figs


300

If a measurement of an object that weighs 1.8g is taken four times and the measurements are as follows is it accurate,precise, both, or neither?


1.25g, 1.24g, 1.24g, 1.25g

precise, but not accurate.
300

This causes poor precision during scientific research and is due to human ____________

error

400
Convert to standard notation: 3 X 10^6
3,000,000
400

Convert to scientific notation: 0.000000734,239

7.34239 X 10^-7

400

85.2510000

9  sig figs

400

observations that is are made using numbers are considered to be what kind of data?

quantitative

400

What is the tool used to carry test tubes called? Pull it from the box.

test tube holder.

500
Convert to standard notation: 3.425 X 10^8
342,500,000
500
Convert to scientific notation: 45,300
4.53 X 10^4
500

10,000

1  sig figs

500

a _________ compares what is being measured with a previously defined size.

unit

500

Which flask is the erlenmyer flask? Pull it from the box.

erlenmeyer flask from box