Answer:
In a truss bridge, two long - usually straight members known as chords - form the top and bottom; they are connected by a web of vertical posts and diagonals. The bridge is supported at the ends by abutments and sometimes in the middle by piers.
Explanation:
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1) d = V*t >>>as you double the av. speed the distance become doubled.
2) after you draw the victors you will find the total displacement = 1 meter to the left.
3) V =d/t =( 8km)/(1.25hr) = 6.4km/hr
Answer:
C) 4.0026 amu
Explanation:
Helium (He) is the 2nd element on the Periodic Table.
It's neutral atom has 2 protons and 2 electrons.
It is in the 1st period and the 18th row.
It is also a Noble gas.
Answer:
1) is equal to, 2) is equal to, connected and moving along the same track.
Explanation:
1) The speed of the small engine car <em>is equal to</em> the speed of the massive cargo car.
2) The magnitude of the acceleration of the small engine car <em>is equal to</em> the magnitude of the acceleration of massive cargo car because they are <em>connected and moving along the same track</em>.
