In which of these situations is convection most likely the main form of heat transfer? A Warm air from a heater on the first floor of a house moves to the upper floors. B The sides of a metal pan become hot when the pan is placed on a stove burner. C A person gets a sunburn from lying on the beach too long. DAn ice cube melts when a person holds it in his hand.

Nasa scientists must work together to make sure that everything is correct and accounted for when launching a shuttle. besides a physicist, what other type of scientist would be in making sure that the shuttle has the appropriate type and amount of fuel to reach its destination?

Which statement correctly describes a way that mutations increase the likelihood that a species will survive in a changing environment

Plz fast biotechnology is a growing field of applied biology. many crops such as corn have been engineered to be resistant to herbicides. therefore farmers can spray these chemicals to kill weeds growing near the crop without worries of killing the crop itself how does this type of biotechnology work? a. by changing the genetic make up of the crops. b. by causing the crops to kill the weeds. c. by changing the type of crops used. d. by changing the location of the crops.