Which portrays inadequate data? a. geoff uses another classmate’s data because he forgot to record his own experiment’s temperature readings. b. shelby accidentally switches steps 3 and 4 while writing her laboratory procedure. c. rupal determines aluminum is the most reactive metal by completing only half of her experiment. d. juan records the density of acetone in grams per cubic liters instead of grams per milliliters.

Mass (kg) force (n) 5 25 10 50 15 75 20 100 a student was trying to find the relationship between mass and force. he placed four different masses on a table and pulled them using a spring scale. the table shows the different masses used in the experiment and the force required to pull each mass. the student concluded that more force was required to pull heavier objects. what comment would you make regarding his conclusion? a) no clear relation can be observed between mass and force from the data. b) there is a direct proportion between the mass and force listed in the table. c) gravity should have been taken into account while performing the experiment. d) there is an inverse proportion between the mass and force listed in the table.

** urgent** the voltage across the primary winding is 350,000 v, and the voltage across the secondary winding is 17,500 v. if the secondary winding has 600 coils, how many coils are in the primary winding? a- 30 coilsb- 583 coilsc- 12,000 coilsd- 332,500 coils

How many neutrons does plutonium -196 with an atomic number of 78.