Which container would be better to use to keep soup warm?
A glass flask
B vacuum flask
C plastic flask
D a wide mouth flask

Thank you!

Ais not a compound machine. a. bolt b. shovel c. handcart (dolly) d. see-saw (teeter totter)

What is the momentum of a 2 kg object moving at 15 meters per second

**urgent** roberto plans to use two transformers to reduce a voltage of 120 v to 4 v. he uses a transformer that has 300 coils in the primary winding and 50 coils in the secondary winding. he has four other transformers, as listed in the table. which transformer should roberto use to have an ending voltage of 4 v? a- w b-xc- yd- z