For numbers 7 to 10, refer to the graph 30
60
I
A
Distance (km)
% % % 8
D
10
0
09.00
10:00
11.00
12.00
13.00
14:00
7. What is the speed of the object at A?
A. 30 km/hr
B. 15 km/hr
C 2.73 km/hr
DO km/hr
According to the law of conservation of mass, in a chemical reaction the total starting mass of all the reactants equal the total final mass of all the products. true or false?
In the united states, tornadoes generally occur because of the freezing of ocean water underwater earthquakes meeting of cool and warm air masses shifting of warm and cool ocean currents
Macy always thought there were only a few hair colors blonde brown and black however when she actually began looking around she saw varying shades of these hair color what is a possible reason for so many different hair colors