Recent questions in Physics of Everyday Life

+15 votes

0 answers

How do you find the horizontal distance that a bouncing ball has travelled? Information given includes: Ball is dropped from a height of 4 metres, each bounce is 0.68 the height of the previous.

asked Apr 12, 2022 in Physics of Everyday Life by NovaMystic

+6 votes

0 answers

Why doesn't our atmosphere fall to the ground?

asked Apr 12, 2022 in Physics of Everyday Life by Giveitallago

+14 votes

0 answers

What is the potential energy of the object with a mass of 200 kg which is placed at a height of 50 m?

asked Apr 12, 2022 in Physics of Everyday Life by Brian-s

+17 votes

0 answers

In quantum physics, how can something not be there unless its observed? Doesn't observing require the object being there to begin with? Why can't I observe a chocolate cake making it appear (I see no chocolate cake after my observation)?

asked Apr 11, 2022 in Physics of Everyday Life by saha572757 (2.6k points)

+69 votes

0 answers

If I want to learn physics and I know nothing about it, where would I start?

asked Apr 10, 2022 in Physics of Everyday Life by AstralSculptor

+37 votes

0 answers

Is it possible to use nuclear fission to power spacecraft? And could said spacecraft travel faster than light?

asked Apr 10, 2022 in Physics of Everyday Life by Mkquestion

+10 votes

0 answers

If there is nothing below a magnet, will it float?

asked Apr 10, 2022 in Physics of Everyday Life by Zed1001

+319 votes

0 answers

How is gravitational mass different than weight?

asked Apr 10, 2022 in Physics of Everyday Life by LuminousSculptor

+228 votes

0 answers

Did the Big Bang actually occur?

asked Apr 10, 2022 in Physics of Everyday Life by NebulaFlare

+8 votes

0 answers

What is the time of crossing, if 2 trains each with a length of 50 m are travelling in opposite directions with a velocity of 15 m/second?

asked Apr 10, 2022 in Physics of Everyday Life by PollyJeff (2.6k points)

+299 votes

0 answers

Travelling 20 km per hour, how long will it take to cover 50 km?

asked Apr 10, 2022 in Physics of Everyday Life by Paulb1

+18 votes

0 answers

What is the difference between 0°C and absolute zero?

asked Apr 10, 2022 in Physics of Everyday Life by p.savage511

+261 votes

0 answers

Why do particles move continuously?

asked Apr 10, 2022 in Physics of Everyday Life by StellarVerse

+20 votes

0 answers

A body of mass m=4.5g is dropped from rest at a height h=10.5m above the surface neglecting air resistance. What will its speed be just before it strikes the ground?

asked Mar 20, 2022 in Physics of Everyday Life by BigTomorrow

+261 votes

0 answers

If someone travels at an average speed of 30 kilometers per hour (km/h), how long will it take them to travel 300 kilometers?

asked Mar 19, 2022 in Physics of Everyday Life by MR K

+305 votes

0 answers

How do stars fall if there is no gravity in space? Do they just keep falling?

asked Mar 19, 2022 in Physics of Everyday Life by MJ76

+14 votes

0 answers

Does inertia push or pull on an object?

asked Mar 19, 2022 in Physics of Everyday Life by jav

+22 votes

0 answers

A car moving at a speed of 72 km/h instantly stops within 5 seconds. What is the acceleration?

asked Mar 19, 2022 in Physics of Everyday Life by 0161coop

+240 votes

0 answers

Why can't we see past the cosmological horizon?

asked Mar 19, 2022 in Physics of Everyday Life by Corvus93

+266 votes

0 answers

If you hold your arm up and let it drop, is it ever possible to let it drop completely freely with gravity, or are you always controlling it even slightly?

asked Mar 18, 2022 in Physics of Everyday Life by tetleyman

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