## Search found 61 matches

November 27th, 2013, 7:14 am
Forum: 2014 Build Events
Topic: Rotor Egg Drop B
Replies: 100
Views: 24847

### Re: Rotor Egg Drop B

Monstergob12 wrote:im confuzzled, can we use a cup?
Yes, u MUST use a cup, the one that they give you and also use the bag they give you so you put the egg in the bag and the bag in the cup.
November 27th, 2013, 7:09 am
Forum: 2014 Build Events
Topic: Rotor Egg Drop B
Replies: 100
Views: 24847

### Re: Rotor Egg Drop B

Plastic shopping bags and produce bags. Look for the lightest you can find of course. Collect samples from many stores, weight say a 10 inch by 10 inch piece of each and compare. Note, since weight isn't an important characteristic to shopping bags, don't assume that the nice light bag from store A...
November 27th, 2013, 5:07 am
Forum: 2014 Study Events
Topic: Simple Machines B/Compound Machines C
Replies: 196
Views: 45676

### Re: Simple Machines B/Compound Machines C

I'm in division B (simple machines). Does anyone have examples of questions on the test or how exactly to find out the mass of the object they provide :?: I'm new. (distance to known mass/distance to unknown mass) x known mass = unknown mass. I don't think that formula will work, because there will...
November 26th, 2013, 8:46 pm
Forum: 2014 Build Events
Topic: Rotor Egg Drop B
Replies: 100
Views: 24847

### Re: Rotor Egg Drop B

What is a good substitute for Mylar that i can get easily.
November 26th, 2013, 8:16 pm
Forum: 2014 Study Events
Topic: Simple Machines B/Compound Machines C
Replies: 196
Views: 45676

### Re: Simple Machines B/Compound Machines C

Joseph Morales12 wrote:I'm in division B (simple machines). Does anyone have examples of questions on the test or how exactly to find out the mass of the object they provide I'm new.
(distance to known mass/distance to unknown mass) x known mass = unknown mass.
November 26th, 2013, 8:13 pm
Forum: 2014 Study Events
Topic: Simple Machines B/Compound Machines C
Replies: 196
Views: 45676

### Re: Simple Machines B/Compound Machines C

So, I am new to this event and wondering if you should build an adjustable fulcrum, or if you should have one that is in a fixed position. Also, if you were to make an adjustable fulcrum, how specific are the measurements given? Thanks in advance. I would think I would build one with adjustable ful...
November 26th, 2013, 8:09 pm
Forum: 2014 Study Events
Topic: Simple Machines B/Compound Machines C
Replies: 196
Views: 45676

### Re: Simple Machines B/Compound Machines C

How would one find the ideal mechanical advantage of a wedge? The only reason I am asking this is because I used to believe it was the side length divided by thickness, according to http://iqa.evergreenps.org/science/phy_science/ma.html , but I recently saw another source that claimed it was the de...
November 26th, 2013, 8:00 pm
Forum: General Competition
Topic: Any siblings out there doing S.O. together?
Replies: 39
Views: 3249

### Re: Any siblings out there doing S.O. together?

my brother and I where on the same team but never competed together we had fun though. we are chill.
November 25th, 2013, 7:53 pm
Forum: General Competition
Topic: Favorite Event
Replies: 185
Views: 19773

### Re: Favorite Event

Im in anatomy, simple machines,robo-cross, helicopters and rotor egg drop. but my favorite is probably helicopters because there is so many things to try and you are never done and i have a great partner in it and i wouldn't like it as much if he wasn't in it but i enjoy the work of building helicop...
November 25th, 2013, 5:12 pm
Forum: 2014 Build Events
Topic: Rotor Egg Drop B
Replies: 100
Views: 24847

### Re: Rotor Egg Drop B

Whats a good time for this event i am new to it.