Which option identifies a valid conclusion of a deductive argument having the premise statements below? It is raining today. Oja carries an umbrella outside when it is raining. Open umbrellas keep people dry when used properly.

Oja will carry an umbrella today

Oja will open an umbrella today

Oja will be in the rain today

Oja will remain dry outside today

The drawing represents the movement of particles in a substance. what changes of state can this substance undergo

4. a 20-kg child is tossed up into the air by her parent. the child is 2 meters off the ground traveling 5 m/s. circle one: ke / gpe / both show your work for finding the values of each type of energy the object has:

Astudent pours 10.0 g of salt into a container of water and observes the amount of time it takes for the salt to dissolve. she then repeats the process using the same amounts of salt and water but this time she slowly stirs the mixture while it is dissolving. the student performs the experiment one more time but this time she stirs the mixture rapidly. the dependent variable in this experiment is: time for salt to dissolve speed of stirring amount of water mass of salt