Which type of wave travels faster through solids than it does through gases?

a. reverse waves
b. electromagnetic waves
c. longitudinal waves
d. periodic waves

What's erosion? a. the breakdown of rock into smaller pieces b. the removal of weathered products from rock c. a change in rock resulting from exposure to water d. a chemical change in rock that weakens it

Residents of moldova are mainly a. russian b. ukrainian c. serbian d. romanian the answer is d. romanian

What type of aid does nigeria receive? short term, tied, voluntary, bilateral, multilateral or long-term?