Answer: Elements are pure substances which are composed of only one type of atom while compounds are substances which are formed by two or more different types of elements that are united chemically in fixed proportions.
Explanation:
Answer:
<em><u>a </u></em><em><u>house</u></em><em><u> </u></em><em><u>or </u></em><em><u>a </u></em><em><u>land</u></em><em><u> </u></em><em><u>is </u></em><em><u>used </u></em><em><u>to </u></em><em><u>secure</u></em><em><u> a</u></em><em><u> </u></em><em><u>mortgage</u></em><em><u> </u></em><em><u>loan</u></em>
Answer:
No
Explanation:
Loudness describes how people perceive sound (see loudness). ... If people could hear equally well at all frequencies, the contour lines would be flat because the same measured sound intensity would be perceived to be equally loud regardless of the sound frequency. In fact, people do not hear as well at low frequencies.
