In which situation is an object accelerating? a. a car is parked on the side of the street. b. a bicycle travels at a constant velocity down the street. c. a rock's velocity increases from 5 m/s to 10 m/s as it falls down a cliff. d. the velocity of a paper airplane is 2 m/s. four seconds later, the velocity is still 2 m/s.

Covalent bonds are formed between metals and boiling points true or false

Mention true or false : a) cholera is marked by acute diarrhea and no urination. b)mosquitoes are the source of dysentery germs.

Which of the following matches the organisms described with the correct domain? a. archaea--multicellular, eukaryotic organisms that do not have cell walls b. eukarya--single-celled and multicellular organisms, with a defined nucleus and a variety of nutritional sources c. bacteria--unicellular, eukaryotic organisms with cell walls that do not contain peptidoglycan d. bacteria--unicellular, eukaryotic organisms that always lack cell walls