the gravitational attraction between two masses varies inversely as the square of the distance between them. if the force of attraction is 4 lb when the masses are 3 ft apart, what is the attraction when the masses are 6 ft apart?

Does anyone have some ideas for an herbalism or culinary project? i need to start my graduation project so i'm prepping for it

Which of the following is a presentation cue? a. crossing your arms b. mumbling c. repeating words d. whistling

Which statements about the two fossil images are correct? 1. cave bears are ancestors of plateosaurus. 2. plateosaurus were present on earth before ostracoderms. 3. ostracoderms were the first to die. 4. plateosaurus died after the ostracoderms. 5. cave bears are the oldest fossils.