how can a turn my clock radio to display the 24 hr clock? it used to be like this, but one day by accident i changed it and now its just the 12 hr one i have no idea what i did and there is no obvious...
My seven-year-old says, "There's water in everything, right, even in the desert sands? Is there water in this plastic? In this cookie? In your glasses?" I said yes to desert sands; I...
i post an honest question about my bird being fat and turning me off and people are jumping on the bandwagon which makes me think that they too are insecure needy fat birds. why do women let...
I use a vacuum container and drop an object within the container from A (the top) to B (the bottom) and measure the speed and acceleration of its fall under gravity. How will the speed and...
how exactly do we know if there are as many planets as they say there are? not to be skeptical but textbooks are written based on what these scientists say and then the "commoners" read and learn what...
I have read several articles referring to a more than 50% decrease since 1990 in the numbers of students taking physics A-level. Some university departments have even stopped teaching the subject,...
How do black shiny surfaces reflect things? I know that shiny surfaces reflect things but for something to be black doesn't it have to absorb all the light?, so there should be nothing to reflect
if you were standing at the front of a bus and jumped in the air while it was moving, would you land back on the same spot or would you land at the back of the bus as you were in mid air?
When a space vehicle re-enters I understand the vehicle speed and entering the atmosphere creates friction resulting in tremendous heat. Why can't it just slow to a stop and fall? or, if its the...
so athe universe every now and then contracts into one ball and expands again, but i have a problem i cant see there that there is an end too the universe , because what is at the end, nothing, no...