What type or radiation is emitted when polonium-212 forms lead-208?

A. Gamma radiation

B. Positron

C. An alpha particle

D. A beta particle

Using pressure and density of fluids. As you walk across a field covered with deep snow, you keep sinking. What could you do to prevent this? Explain your reasoning.

Which vertebrae are normally fused together to form a solid mass of bone? A. Sacral B. Thoracic C. Coccygeal D. Cervical

Why does a clear stream always appear to be shallower than it actually is?

What question was asked by Faraday that the narrator calls a leap

A block of plastic is released under water. state whether it will sink or come up to the surface of water. Give the reason.

At what temperature did the substance in the test tube into a solid?

What occurs when the velocity of Earth is doubled? a. The orbit of Earth around the Sun becomes smaller b. The orbit of Earth does not change c. The Earth escapes the Sun d. The orbit becomes more elliptical

When is a body said to be at rest

27. Calculate the impulse when an average force of 10 N acts on a cart for 5.0 s.

A boy on a bicycle is resting at the top of a hill then he rides his bicycle down the hill describe how the boy potential and kineti energy differ at the top middle and bottom of the him