Ques: If force that requires opposing motion causes the speed of an object to decrease, then what causes the speed of an object to decrease? Answer choices: - kilometers - kinetic energy - Electrical energy - increase h2o - principals of aerodynamics - basic building blocks of life - opposing motion force - increase oxygen
Ans: opposing motion force

Ques: If cO 2 concentrations in the air have increased over the last decade dramatically, then what has increased in the air dramatically over the last decade? Answer choices: - oil - sugar - coal - Cars - H2O - CO 2 - He - O2
Ans: CO 2

Ques: If two people can transmit their voice with telephones, then what is transmitted with telephones? Answer choices: - voice - copper - waves - smell - cancer - energy - HIV - power
Ans: voice

Ques: If gravity pulls down objects that have mass on a celestial body, then what causes objects to be pulled down on a celestial body? Answer choices: - power - friction - black hole - wind - gravity - orbit - earth - eclipse
Ans:
gravity