The scientific method used by this student showed that 1 ---Select--- the hypothesis should be thrown out. the hypothesis is not supported by the experimental data. the experiment is poorly planned. the observation accurately describes what occurs in nature.

Determine the number of significant figures in each measurement.

(a) 0.0000801600 s

Answer is not case sensitive.

1
(b) 1.0200 10⁵ kg

Answer is not case sensitive.

2
(c) 508.0 L

Answer is not case sensitive.

3
(d) 0.00430 m

Answer is not case sensitive.

4

Organize the following terms into a logical concept map: state, physical properties, virtually incompressible, solid, gas, liquid, tightly packed particles, compressible, incompressible, particles far apart, loosely packed particles.

1.	Answer is not case sensitive. 1
2.	Answer is not case sensitive. 2
3.	solid
4.	Answer is not case sensitive. 3
5.	gas
6.	Answer is not case sensitive. 4
7.	loosely packed particles
8.	Answer is not case sensitive. 5
9.	incompressible
10.	Answer is not case sensitive. 6
11.	Answer is not case sensitive. 7

Complete the table below comparing the relative charge and mass of each of the subatomic particles.

Particle	Relative charge	Relative mass
electron	Answer is not case sensitive. 1	Enter a number. 2
proton	Answer is not case sensitive. 3	Enter a number. 4
neutron	Enter an exact number. 5	1

What is the wavelength of electromagnetic radiation having a frequency of 2.06 10¹² Hz?

Enter a number.

1 m
What kind of electromagnetic radiation is this?

Figure 5-5

A gaseous element is a poor conductor of heat and electricity, and is extremely nonreactive. Is the element likely to be a metal, nonmetal, or metalloid?

Answer is not case sensitive.

1
Where would the element be located on the periodic table?
Explain.
3