Author Question: The vertical speed of a projectile a. is zero b. stays constant c. continuously increases d. ... (Read 98 times)

bcretired · **on:** Jul 28, 2018

The vertical speed of a projectile
a. is zero
b. stays constant
c. continuously increases
d. continuously decreases
e. sometimes decreases and sometimes increases

Question 2

What happens in electron capture?
a. The nucleus emits an electron, a neutron becomes a proton, and the atomic number goes up.
b. The nucleus absorbs an electron, a proton becomes a neutron, and the atomic number goes down.
c. The nucleus emits a positron, a neutron becomes a proton, and the atomic number goes down.
d. The nucleus emits an electron, a neutron becomes a proton, and the atomic number goes down.
e. The nucleus absorbs an electron, a proton becomes a neutron, and the atomic number goes up.