What are two ways to increase the energy of a wave? •Increase the wavelength and increase the frequency

Increase the amplitude and increase the frequency

Decrease the amplitude and increase the wavelength

Increase the speed and decrease the frequency

When a doggo starts to pace around in the same line for a hand full of days. what would that mean?

Based on the observation that only male crickets produce a song, you hypothesize that a male's song is a form of communication to potential mates. you set up a simple experiment to test this hypothesis. in the laboratory, you place a male snowy tree cricket in enclosure a, which is adjacent to enclosureb. in enclosure b, you place other insects, one at a time, and observe their responses to the male's song. the enclosures are designed so that the two insects being tested cannot see or smell each other, but sound is transmitted from enclosure a to enclosureb.

What is the most abundant vertebrate on earth?