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Science

Welcome To The AnswerBank Science: twinned with CERN*. We're here to answer all questions scientific.

Whilst discussions and debates are encouraged, The AnswerBank reserves the right to remove answers that are misleading, e.g. by implying that a statement is a scientific theory or law when it is not, especially when such answers may impact personal health choices.

The AnswerBank makes no claim regarding the scientific accuracy of any post (question or answer) made by a member.

*Not actually twinned with CERN.

1 to 9 of 9

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morgannesti

A Rocket Ship Blasts Off From Earth. The Gravitational Force On The Rocket Ship Is 20 Million Newtons. The Rocket Ship's Engines Have A Combined Thrust Force Of 25 Million Newtons. Ignoring Drag, What Is The Net Force On The Rocket Ship?

A rocket ship blasts off from Earth. The gravitational force on the rocket ship is 20 million Newtons. The rocket ship's engines have a combined thrust force of 25 million Newtons. Ignoring drag, what...
19:00 Fri 13th Nov 20204 answers, last by douglas9401 19:26 Fri 13th Nov 2020
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morgannesti

A Horizontal Force Of 24 N Is Being Applied To A Box On A Level Surface. The Friction Force Of The Surface Back On The Box Is 14 N. The Box Is Accelerating At A Rate Of 2 M/S^2. What Is The Mass Of The Box?

A horizontal force of 24 N is being applied to a box on a level surface. The friction force of the surface back on the box is 14 N. The box is accelerating at a rate of 2 m/s^2. What is the mass of...
18:58 Fri 13th Nov 2020
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morgannesti

What Is The Magnitude Of The Gravitational Force Felt By A 50 Kg Object? (Gravity Accelerates Objects Downward At 9.8 M/S^2)

What is the magnitude of the gravitational force felt by a 50 kg object? (Gravity accelerates objects downward at 9.8 m/s^2) A. 40.2 N B. 5.1 N C. 50 N D. 490 N...
18:55 Fri 13th Nov 20202 answers, last by bobbinwales 19:00 Fri 13th Nov 2020
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morgannesti

In A Billiards Game, The White Cue Ball Hits The Black Ball, Moving The Black Ball To The Right While The Cue Ball Moves To The Left. If The Action Force Is Applied By The Cue Ball To The Black Ball, Which Force Is The Reaction Force?

In a billiards game, the white cue ball hits the black ball, moving the black ball to the right while the cue ball moves to the left. If the action force is applied by the cue ball to the black ball,...
18:52 Fri 13th Nov 20207 answers, last by royfromaus 22:02 Fri 13th Nov 2020
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morgannesti

Two Objects Of Different Masses Are Subjected To Different Forces. Object A Is Half The Mass Of Object B. Both Objects Accelerate At The Same Rate. What Must Be True About The Forces Acting On Each Object?

Two objects of different masses are subjected to different forces. Object A is half the mass of Object B. Both objects accelerate at the same rate. What must be true about the forces acting on each...
18:50 Fri 13th Nov 20202 answers, last by Ringlet 00:13 Sat 14th Nov 2020
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morgannesti

A Cannon On A Pirate Ship Fires A Cannon Ball At An Enemy Ship. What Is The Reaction Force To The Cannon Firing The Cannon Ball?

A cannon on a pirate ship fires a cannon ball at an enemy ship. What is the reaction force to the cannon firing the cannon ball? A. The force of gravity on the cannon ball. B. The force on the cannon...
18:40 Fri 13th Nov 20201 answer, last by Buenchico 18:44 Fri 13th Nov 2020
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Bert45

The Vaccine Has To Be Stored At -70 Or-80. Waht Happens At -40 Or -20?

We have established that the vaccine has to be stored long-term at -70 or -80, but can be kept in a fridge for up to 5 days after being thawed out. -70 or -80 is extremely cold, not colder than any...
01:50 Thu 12th Nov 20201 answer, last by Buenchico 01:57 Thu 12th Nov 2020
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Bert45

How Did They Dicover That The New Vaccine Has To Be Kept At -70 (Or -80)?

I have heard -70 and -80 mentioned on TV reports. Which is it? This is much colder than any freezer is capable of. How are they going to store this vaccine at such low temperatures? And how did they...
14:19 Wed 11th Nov 202028 answers, last by Bert45 01:37 Thu 12th Nov 2020
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carrottop10

General Question

Hi does any ony know how you can get the black stuff of your hands that is inside a whisky barrel which I believe is called whiskey fungus? We have renovated a barrel but cannot seem to get the black...
12:48 Sun 01st Nov 20206 answers, last by Atheist 21:15 Sun 01st Nov 2020

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