Chủ Nhật, 2 tháng 2, 2020

Flat surfaces surf past each other on the peak of a wave

https://ift.tt/eA8V8J
Enlarge / Some surfaces, like sandpaper, create extra friction than others. Daniel Machado / Flickr A prepare dinner’s response to cockroaches within the kitchen is an efficient approximation of a physicist’s response to friction: not solely is it undesirable, it’s exhausting to eliminate. OK, our analogy falls at a final hurdle: in contrast to cooks, …
Source: https://ift.tt/36Ltjg8

Không có nhận xét nào:

Đăng nhận xét