Jake pulls a couch of mass 38 kg across his apartment. He pulls on the couch at an angle of 25 degrees with a force of 300 N

The passage that directs air to the lungs is called a. diaphragm. b. larynx. c. bronchi. d. pharynx.

We have a colorless transparent liquid. it looks like water. we seperated it into a solid and a liquid by evaporration and condention was this a chemichal or a physical seperation a. chemical seperation b. physical seperation

Avolcano erupts next to a grassland area in a valley. a. describe three ways in which material released by the volcano could impact the grassland area. b. describe three ways in which the grassland ecosystem could recover after a volcanic eruption.