User Adrian Howard

4 votes

Is motion conserved?

answered Jun 5, 2021 at 16:26

4 votes

Can a person on the equator jump up higher into the air at sunset than at sunrise?

answered Jul 4, 2021 at 4:30

4 votes

If a robot swings a bat from point A to point B and hits a ball at point B then where does that kinetic energy go if there is no ball at point B?

answered Jul 7, 2021 at 0:47

4 votes

Accepted

Can we set an object into both translational and rotational motion with only 1 force

answered Jul 16, 2021 at 15:13

4 votes

Moon gravity space low gravity

answered Jul 22, 2021 at 23:17

3 votes

Accepted

How is it that a cistern can collect rainfall, but a well cannot, even though both of them are holes?

answered Aug 8, 2021 at 4:30

3 votes

How does Newton's third law hold up when a block kept on a table breaks the table?

answered Jul 21, 2021 at 20:57

3 votes

DIY liquid piston

answered Jul 9, 2021 at 0:05

3 votes

If a compass is placed near the middle of the magnet, where will the compass needle point?

answered Jun 16, 2021 at 3:55

3 votes

Moving a 2x2 the length of the solar system

answered Jun 16, 2021 at 16:43

3 votes

A question about thermal conductivity and heat transfer

answered Jan 29, 2021 at 13:11

3 votes

Beaker and suspended ball weight measured by spring balance

answered Jan 18, 2021 at 6:55

3 votes

Hypothetically, why can't we wrap copper wires around car axles and turn them into electromagnets to help charge the batteries?

answered Jan 23, 2021 at 0:56

3 votes

Accepted

Is the weight of a projectile launched from earth and while still flying in the atmospheric sky transferred to the ground?

answered Dec 15, 2019 at 18:01

3 votes

Why do photons follow the geodesic curvature of the gravitational field instead of the spacetime curvature?

answered Jul 17, 2020 at 2:09

3 votes

Why does an image seem smaller through a pinhole when viewing with human eye?

answered Jan 31, 2020 at 6:46

3 votes

Why is volume of a gas in an open container assumed to be constant?

answered Sep 22, 2020 at 12:00

3 votes

Why is Microgravity called "Microgravity"?

answered Oct 5, 2020 at 16:44

3 votes

Accepted

If a lever fixed at one end is laid across a scale, and you stand on the other end of the lever, what will the scale read?

answered Sep 21, 2020 at 22:04

3 votes

Freezing water in a bottle

answered Nov 22, 2019 at 22:59

3 votes

What's the difference between AC and pulsating DC?

answered Nov 22, 2019 at 1:43

3 votes

Why don't people just put a water sprinkler on their roof for cooling?

answered Nov 11, 2019 at 6:36

3 votes

Moon causing tides violates conservation of energy?

answered Sep 25, 2019 at 2:11

3 votes

What is the reason for Moon and satellite in free fall condition?

answered Jun 12, 2019 at 7:42

2 votes

How much force is required to keep an asteroid travelling at 500 m/s in a staight line through deep space

answered Jun 13, 2019 at 21:40

2 votes

Telling if Capacitors are in Parallel or Series

answered Jun 9, 2019 at 1:52

2 votes

Reflection At Speed of Light

answered Jun 11, 2019 at 17:35

2 votes

Accepted

An error in a physics documentary?

answered Jun 12, 2019 at 2:43

2 votes

Accepted

Unlimited energy storage using relativistic flywheel?

answered Jul 13, 2019 at 22:44

2 votes

Why doesn't current cancel in a generator?

answered Jul 27, 2019 at 21:56

Stack Exchange Network

445 Answers

Is motion conserved?

Can a person on the equator jump up higher into the air at sunset than at sunrise?

If a robot swings a bat from point A to point B and hits a ball at point B then where does that kinetic energy go if there is no ball at point B?

Can we set an object into both translational and rotational motion with only 1 force

Moon gravity space low gravity

How is it that a cistern can collect rainfall, but a well cannot, even though both of them are holes?

How does Newton's third law hold up when a block kept on a table breaks the table?

DIY liquid piston

If a compass is placed near the middle of the magnet, where will the compass needle point?

Moving a 2x2 the length of the solar system

A question about thermal conductivity and heat transfer

Beaker and suspended ball weight measured by spring balance

Hypothetically, why can't we wrap copper wires around car axles and turn them into electromagnets to help charge the batteries?

Is the weight of a projectile launched from earth and while still flying in the atmospheric sky transferred to the ground?

Why do photons follow the geodesic curvature of the gravitational field instead of the spacetime curvature?

Why does an image seem smaller through a pinhole when viewing with human eye?

Why is volume of a gas in an open container assumed to be constant?

Why is Microgravity called "Microgravity"?

If a lever fixed at one end is laid across a scale, and you stand on the other end of the lever, what will the scale read?

Freezing water in a bottle

What's the difference between AC and pulsating DC?

Why don't people just put a water sprinkler on their roof for cooling?

Moon causing tides violates conservation of energy?

What is the reason for Moon and satellite in free fall condition?

How much force is required to keep an asteroid travelling at 500 m/s in a staight line through deep space

Telling if Capacitors are in Parallel or Series

Reflection At Speed of Light

An error in a physics documentary?

Unlimited energy storage using relativistic flywheel?

Why doesn't current cancel in a generator?