(PLEASE HELP!) If you can find a magnet or two in your house, gather them as well as a few small objects such as a paper clip, a coin , a small rock, or a toy car. If possible, use these materials to gather more evidence about the Investigation Question: How do magnets move objects? Write and/or draw (Insert Drawing ) your observations

Your target variable is δf, the magnitude of the difference in frequency between the waves emitted from the sonar device and the waves received by the device after reflecting off the whale. write an expression for δf in terms of the relevant frequencies using the subscript notation introduced above.

If the new moon happens on january 15th, what shape will it be on february 6th?

En un laboratorio, nakisha mezcla una solución de hidróxido de sodio con un indicador llamado fenolftaleína. cuando se combinan, crean una solución de color rosa. nakisha se pregunta si la mezcla de otras soluciones con fenolftaleína también creará este color rosa. ? cómo podría nakisha utilizar el proceso de investigación científica para determinar si la mezcla de otras soluciones con fenolftaleína también creará un color rosa? marque las que correspondan.