Transcript Leap Scientific Notation

Find the distance and
midpoint of the
segment whose
endpoints are -4 and
18.
Find the distance between
–8 and 14 on a number
line.
If the midpoint is –2 and
one endpoint is 12, what
is the other endpoint?
Y is the midpoint
of SW. If Y= -4
and W=20 what is
S?
SCIENTIFIC
NOTATION
What do numbers
look like when
they are in
scientific notation?
1.23
4.546
7.4
3.0
8.12
9.33
5.4564 6.3
2.56
Can a number
look like….
12.3
.897
Definition
Scientific
Notation
A number is expressed in
SN when it is in the form
a 10
n
1  a 10
,where
And n is
an integer.
ARE THE FOLLOWING
IN SCIENTIFIC NOTATION?
YES OR NO
WHY?
WHY?
POSITIVE
OR
NEGATIVE
EXPONENTS?
PUT THE
FOLLOWING
IN
SCIENTIFIC NOTATION.
2.6 X 10
3.41 X 10²
10
3
1,000,000
Why do you
think scientific
notation was
invented?
Write
with
exponents!
10
2
10
4
.1
10
1
Write the following
in standard notation
(decimal notation).
10
3
.001
2
10
100
10
5
.00001
4
10
10,000
The state of NC has
approximately
19,000,000 acres of
forested land. Which is
another way to express
this area?
Most bacteria have a
diameter of 1 to 5
microns. A micron is
4
equal to 1  10 cm.
What is the measure of
a micron in SN ?
Earth orbits the sun at a
speed of about 6.7  10
4
miles per hour. At this
speed, how far does Earth
travel in 24 hours?
What is another
way to write 21,763?
2.1763  10
4
What is another way
7
to express 8.7 x 10
87,000,000
2
7.3  10 X 100
2
7.3  10  10
7.3
2
2
9.4 x10 x1,000
2
3
9.4 x10 x10
5
9.4 x10
9.1 x 10³
7 x 10²
1.3 x 10
16
.  10
5
.2

10
=
3
8  10
8
1
2  10 x10
2  10
5
4
5.6 x 10³
5,600
5.6 x 10
56
1.2 x 10²
120
What are the
coordinates of the x
intercept?
3x – 2y = -6
The following can be used
as problems of the day
that the students can work
as they enter the room.
SCIENTIFIC
NOTATION
PROBLEMS
GREAT
JOB!!!!