kelechikamalu1
18.05.2021 •
Physics
How can the students determine if the sample is pure or a mixture?
A. Observe the shape of the sample.
B. Measure the mass of the sample.
C. Find the melting point of the sample.
D. Determine the volume of the sample.
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Ответ:
Ответ:
Ответ:
and acceleration is 9.8m/s and mass is 50kg
so
1/2 x 50 x 9.8²
k.e= 2401m/s