Marty and Jonas are spending the week at the beach. The ultraviolet rays in their skin are electromagnetic waves from the sun, and the ocean waves in which they swim are mechanical waves. What is the main difference between mechanical waves and an electromagnetic wave? A) Electromagnetic waves transfer matter, and mechanical waves do not
B) Mechanical waves require a medium, and electromagnetic waves don’t
C) Mechanical aves transfer energy, and electromagnetic waves don’t.
D) Electromagnetic waves have more energy than mechanical wave.

answer: the mildest forms of push polling are designed merely to remind voters of a particular issue. for instance, a push poll might ask respondents to rank candidates based on their support of an issue in order to get voters thinking about that issue. many push polls are negative attacks on other candidates.

answer:

delete your account.

explanation:

never give your information out! someone could easily impersonate you and steal your identity! keep your passwords a

for letting me

answer:

low silica content, thick and fluid, forms dark colored rock

explanation: