How can substance a and b be compared? choose all that apply.
substance a are two rows of three. substance b is all bunched together tightly.
the particles of substance a have more energy than the particles of substance b.
the particles of substance a are more tightly together than the particles of substance b.
the particles of substance a vibrate less than the particles of substance b.
substance a has a definite shape, and substance b does not.
substance a has a definite volume, and substance b does not.
not sure what answers

Use the image to complete the sentences.  

At left a grid labeled A of regularly arranged orange balls with small movement lines near each. At right a grid labeled B of regularly arranged orange balls with large movement lines near each.

Two different substances, Substance A and Substance B, are in direct contact with each other and are at different temperatures.

The particles in Substance B are vibrating

✔ faster than

the particles in Substance A. This means Substance B is

✔ warmer than

Substance A and conduction will

✔ occur from Substance B to Substance A

Explanation:

edge2020

what is the average time it took the car to travel 0.25 meters?

⇒ 2.23 seconds

what is the average time it took the car to travel 0.50 meters?

⇒ 3.13 seconds