KILOGRAMS!!!!!!!!!!!!!!!!!
Answer:
When extra energy is added
Explanation:
When the ball is released from rest and swings back towards your face, it will only pass closer to the end of the nose as per the initial conditions. However, when extra energy is added to the ball, it strikes the nose since its velocity and heights are increased. Therefore, the only condition under which the ball hits your nose is when extra energy is added to the system.
150x2=300 90x2=180
the plane is travelling at 180mph
Answer:
B. Cathode Ray Tube
Explanation:
In 1897, British physicist J. J. Thomson showed that cathode rays were composed of a negatively charged particle, which was later named the electron.
Question: The greater the mass of an object is, the more ___________ is needed to move it.
Answer: B. Force