Denver wonders if adding salt to water will make it boil at a lower
temperature. what should he do next in order to follow the steps of inquiry?

How does an observation about an object differ from an inference about that object

How does a circuit breaker protect a refrigerator? a. when the current is too high, a metal strip in the fuse melts and opens the circuit. b. when the resistance is too high , a re-settable which opens a circuit c. when the current is too high , a re-settable switch opens the circuit d. when the resistance is too high a metal strip in the fuse melts and opens the circuit

Anika asks eva to roll a basketball and then a bowling ball to her. which requires more force to roll, and why?