5. What physical property of foam makes it a good choice to use in life vests? A. Foam has a relative density less than water.

Question

5. What physical property of foam makes it a good choice to
use in life vests?
A. Foam has a relative density less than water.
B. Foam is a good thermal insulator.
C Foam is non-magnetic.
D. Foam is soluble in water.

in progress 0
Nho 4 years 2021-08-28T01:05:30+00:00 1 Answers 9 views 0

Answers ( )

  1. thuhuong
    0
    2021-08-28T01:06:30+00:00
    Reply

    A. Foam has a relative density less than water

Leave an answer

Browse

Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )