Answer:
0.02
Explanation:
Force, where N is normal reaction and coefficient of kinetic friction is . Also, N is equivalent to mg ie N=mg where m is mass of an object and g is acceleration due to gravity. Making the subject of the formula then
Substituting F with 2 N, m with 10 kg and g with 9.81 then
Answer:
Explanation:
a. WEIGHT: As we have seen, weight is the gravitational force exerted on an object by the Earth (or any other celestial body). If an object is near the Earth's surface and has mass, then the object has a weight. The magnitude of its weight is w = mg and its direction is toward the center of the Earth.
Answer:
The side of the paper with sunblock lotion stays on its the same color/tone while the other side of the paper without sunblock lotion faded
Explanation:
Ultraviolet (UV) radiation from the sun is the main cause of skin cancer, so one of the best ways to prevent skin cancer is to protect your skin from sun exposure with the use of sunscreen/sunblock. The sunlight that reaches us is made up of two types of harmful rays: long waves (UVA) and short waves (UVB)
Answer:
reflection and refraction?
Explanation:
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Kit
The answer is C) B.F Skinner