D B
Position (m)
A
1 2 3 4 5 6 7 8 9 10 11 12
Time (s)
The graph describes the motion of an object.
The object moves with
from A to B. It
✓ from B to C. It moves with
from C to D.

geosphere and hydrosphere.

this is because the geosphere has to do with geological events, while the hydrosphere controls all water on earth.

1. a)c-14 has two more protons

2. d)they have different numbers of protons, neutrons, and valence electrons; they are all gases at room temperature.

3. c) iron and nickel.