1. csmonitor.com
1.bp.blogspot.com
news.bbcimg.co.uk
wired.com

2. What are the similarities and differences between Mercury, Venus, Earth and
Mars?
By : Hero & Ernest

3. OBJECTIVES
a. Memorize the orders of the planets in the solar system using the
method given.
b. Explain how planets are considered as Terrestrial Planets
c. Give the similarities of the terrestrial planets in terms of formation,
planetary rings, positions, core composition.
d. Give the differences of the terrestrial planets in terms of
,temperature, rotation and revolution.
e. Find the difference between rotation and rotation

4. Hard to memorize? -Order of the planets in solar system
My Very Easy Method Just Speed Up Names
e e a a u a r e
r n r r p t a p
c u t s I u n t
u s h t r u u
r e n s n
y r e
Hard to memorize?
Now, is it easy?

5. Terrestrial planet
Terra-Earth
-Earth like planet
dingtwist.com

6. SIMILARITIES PLANETS FORMATION PLANETARY RING CORE COMPOSITION
Mercury
Rock
None
Mostly Iron
Inner planet
Venus
Earth
Mars

7. -Position
nineplanets.org

8. (retrograde rotation)
DIFFERENCES
PLANETS
TEMPERATURE
ROTATION
REVOLUTION
MERCURY
-173c ~426c
1day = 59days
1year= 88days
VENUS
460c
1day= 243days
(retrograde rotation)
1year= 225days
EARTH
-89.2c ~70.7c
23hours 56mins
4secs
365.2days
MARS
-90c ~20c
1day=24hour
37 mins
1year=687days

9. Rotation and Revolution
Rotation-spin around their axes
Wikipedia/org

10. Revolution
-rotate around
Particular
object
1.bp.blogspot.com

11. Reference www.universetoday.com/87300 www.wikipedia.org

12. Thank you for watching