<span>When water changes to steam , you are heating the substance, hence it is absorbing (heat) energy. So 'B' is a reasonable answer. </span>
Answer:
<h3>130N</h3>
Explanation:
according to Newtons second law;
F = ma
F = m(v-u)/t
m is the mass = 60+5 = 65kg
v is the final velocity = 0m/s
initial velocity = 8m/s
time t = 4.0s
F = 65(8)/4
F = 65*2
F = 130N
Hence he applied a force of 130N
Rainbows on an oily street after it's been raining. The colors in floating bubbles. Rainbows in the sink when using dish-soap.
Answer:
a scientific law must be universally correct there could be no contradictions regarding the law anywhere