What characteristics determine how easily two substances change temperature? Check all that apply.
1.) volume of the two substances in contact

2.) amount of time the two substances are in contact

3.) area in contact between the two substances

4.) specific heat of the material that makes up the substances

5.) density of the two substances in contact
(edge 2o2o​)

the first american roller coaster was the mauch chunk switchback railway, built in the mountains of pennsylvania in the mid-1800s. the track, originally built to send coal to a railway, was reconfigured as a "scenic tour."

v 154.9= 0.9 length length s little over 154.9cm

get the total number of pieces of fruit and divide it by 4 to get the average. the result is the answer to the problem. 14 total number of fruits and there are 4 members. 14 divided by 4 is equals to 3.5.