Question

fill in the blanks
a) F=____
b)m^1v^1+m^2v^2=__^_​

Answer 1

Answer:

jdfbjfndnenwjsjssjdjfjfr

Answer 2

Answer:

(a)

1 kgm

2

/s

2

=1000gm×(100cm)

2

/s

2

=10

7

gcm

2

/s

2

(b)

1 ly=(365×24×3600)s×(3×10

8

)m/s

1 ly=9460730472580800 metres(exactly)

1 m=10

−16

ly

(c)

3 m/s

2

=3×(10

−3

km)×(1/3600h)

−2

=3×3600

2

×10

−3

kmh

−2

=38880 kmh

−2

(d)

G=6.67×10

−11

Nm

2

kg

−2

=6.67×10

−11

kgm/s

2

m

2

kg

−2

=6.67×10

−11

s

−2

m

3

kg

−1

=6.67×10

−11

s

−2

×(100cm)

3

/1000g

=6.67×10

−11

s

−2

×10

6

cm

3

/1000g

=6.67×10

−8

s

−2

cm

3

g

−1

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