10 Y Y has the greates
a)
I think Rock a
X speed because the
higher the rock has
Vfx Vfy Vfz
= =
been thrown the
, greater the speca
it
gonna hit the groundx
manuel
-
b) They're all experience in
. both
indicators because
they have a
potential to move andforce from the
&
Earth (PEg =
g <y)
m . .
·in
4
PEg + Etrans = O
m 10 (0 yi) Em (vf2-0)
-
-
.
· = .
-+
2
10 y ;
-
=
2
20 Vf
yi =
uf = 2 Ey ;
thrishd)
Yes, m .
10 ·
( -yf) =
- 1m(u2
-
0)
diff in
PEg 10y8 =
- Eug2
-
20yf =
U2
uf
=
2 Syf
compare
No diff
PEg
+
4Etrans
in "
4 = O
m 10 (0 yi) Em (vf2-0)
-
-
.
· = .
Uf =
25y ;
a)
I think Rock a
X speed because the
higher the rock has
Vfx Vfy Vfz
= =
been thrown the
, greater the speca
it
gonna hit the groundx
manuel
-
b) They're all experience in
. both
indicators because
they have a
potential to move andforce from the
&
Earth (PEg =
g <y)
m . .
·in
4
PEg + Etrans = O
m 10 (0 yi) Em (vf2-0)
-
-
.
· = .
-+
2
10 y ;
-
=
2
20 Vf
yi =
uf = 2 Ey ;
thrishd)
Yes, m .
10 ·
( -yf) =
- 1m(u2
-
0)
diff in
PEg 10y8 =
- Eug2
-
20yf =
U2
uf
=
2 Syf
compare
No diff
PEg
+
4Etrans
in "
4 = O
m 10 (0 yi) Em (vf2-0)
-
-
.
· = .
Uf =
25y ;
