Recent questions in Physics

+159 votes

0 answers

Why are asteroids not floating in space like other planetary bodies?

asked Feb 10, 2023 in Physics by Trupti

+256 votes

0 answers

How can I find weight from density?

asked Feb 10, 2023 in Physics by Dave Marques

+57 votes

0 answers

How long does it take to go from zero to one mile per hour?

asked Feb 10, 2023 in Physics by NebulaSculptor

+56 votes

0 answers

What are five appliances that convert electrical energy into another form of energy?

asked Feb 10, 2023 in Physics by crackedwolf

+99 votes

0 answers

What is the equivalent pressure to 1 kg/cm^2 (i.e., kg f /cm^ 2) in pascal (g=9.8m/s^2); 9.8^ * 10000 N/m^2?

asked Feb 10, 2023 in Physics by DIYGary

+25 votes

0 answers

When you point a torch to the sky then turn it on then off, what happens to the light created? Does it travel forever or disappear, and what gives it the energy to travel at light speed?

asked Feb 10, 2023 in Physics by Steptoeste

+10 votes

0 answers

Can light be described as both particles and waves? If so, how does this work out mathematically (or more generally)?

asked Feb 10, 2023 in Physics by AstralSculptor

+14 votes

0 answers

What unit is velocity measured in?

asked Feb 10, 2023 in Physics by SereneChaos

+16 votes

0 answers

Is the universe an open or a closed system?

asked Feb 10, 2023 in Physics by John77H (3.4k points)

+20 votes

0 answers

As an object increases in mass as it approaches lightspeed, does its gravitational field increase proportionally? What will be that gravitational field magnitude as measured by an object at rest?

asked Feb 10, 2023 in Physics by NovaDreamer

+1 vote

0 answers

Is it possible to convert anything into any other form of matter/energy?

asked Feb 10, 2023 in Physics by ourlady

+4 votes

0 answers

What are the chemicals that make up an atom, and why do we need them for our existence on earth?

asked Feb 10, 2023 in Physics by bilco (1.7k points)

+1 vote

0 answers

What will happen if a perpetual motion machine is built?

asked Feb 10, 2023 in Physics by rcplumber

+242 votes

0 answers

What knowledge is required to measure entropy, specifically concepts like probability distributions, etc.?

asked Feb 10, 2023 in Physics by Alex Czerwinski

+6 votes

0 answers

Which is the dumbest physics, the solar system, universal gravity, light constant speed, 4D space-time, or the standard model?

asked Feb 10, 2023 in Physics by Deleted member 24632

+138 votes

0 answers

Can we direct sound like a laser beam? Can we make sound linear?

asked Jan 20, 2023 in Physics by Dirk Diggler diy

+232 votes

0 answers

Why is strange quark special? Why does it have its own property called strangeness and why don't other quarks like the top quark have topness?

asked Jan 20, 2023 in Physics by GJR

+8 votes

0 answers

What is the quantum divide?

asked Jan 20, 2023 in Physics by unphased

+42 votes

0 answers

If Newton's theory of relativity is correct acn we make use of the Doppler effect to refute the truth of evolution?

asked Jan 20, 2023 in Physics by C0N1ST0N

+11 votes

0 answers

Can you explain electric field and field strength?

asked Jan 20, 2023 in Physics by mrsparks

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