Aside from Mercury's slow rotation, what is a factor that contributes to the planet's daily temperature fluctuation of about 600 °C? A- it’s dense atmosphere
B- it’s core of rock and ice
C- it’s close proximity to the sun
D- it’s heavy, rocky, waterless terrain

In all trials, the magnitude of the final velocity for g1 + g2 was less than the magnitude of any initial velocity. as mass increased, what happened to the velocity? the velocity decreased. the velocity increased. the velocity of g1 + g2 could not be measured. the velocity was not affected by the mass increase.

Which is the correct symbol for an isotope of iodine with 53 protons and 78 neutrons?

When using the scientist method, which step comes last?