Class notes
Unit 0 - Grade 11 Review
- Course
- Institution
In class notes from the grade 11 review unit of grade 12 physics.
[Show more]
Seller
Follow
studyingwithcass
Reviews received
Content preview
Unit 0 - Physics Notes, -
Physics Metrics -
•
Mechanics is the study of motion
-
Fundamental Units
-
Distance -
Mass
-
Time
-
Speed , velocity ,
ad acceleration are Not fundamental quantities
Symbolic
•
A symbol represents the quantity in a chart or equation ( ex .
E -
- mo )
•
Symbols stand done , they don't need a number
-
E -
-
energy
-
m =
Mass -
c =
speed of light
Units
.
A unit is placed after a measured number
Physics uses Mks system of S1 units CMKS-metersikilogrznsiseconc.IS#
•
/¥sFIIIY/s4Ybd/Mmke¥nit/u#Abbma
k9
Timeless
Derivedquantitieso
Derived quantities are calculated from two or more fundamental ones
Derived HAS units are combination of two more fundamental units Cmtkgs)
•
a or
QFtyformuaorcacuah.it#=dtms/:o::::./n:::i:n/:mi
Accelerations
F=Z
, →
#xAbbrevi#Xampedstae)
#0O000m
/
cm
M0mm
0000M
Dimensionalttndysis
.
steps :
1) Identify starting ad ending units
2) Line up conversion factors so units divide out
3) Multiply 211 top numbers and divide by each bottom number
4) Check units and answer
Example
•
:
?
-
A car is
driving 88km/h .
How fast is this in Mts
88ft -
110,807
-
/
both Items
-
= 24 mis
-
A piece of wire is 1.3M long . How many 1.5cm pieces can be cut from
this wire ?
1-3*1 109mF I
!F = 86 pieces
Unitsiconversions
.
Example :
V -
-
10km/h → Mls
19¥02 xfohtm.mx iffy = 278 mis
840k Nlm → N 1cm
x
10£81 xtohfm 8400N 1cm
84,0ft =
.
Practice :
a) 1kg
=
1000g d) 1$ =
100C $ g) IL
-
- 100cL
b) IS =
to ds e) 10dg Ig =
h) Im = I 000mm
c) 1000mL L f ) 1000000000=1 Ms i)
I
1000000mg Ig
= =
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller studyingwithcass. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $2.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
79271 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now