What is the definition of luminosity

Which best contrasts sublimation and vaporization

How do scientists choose the kingdom in which eukaryote belongs?

What simple machines are used to create the shovel?

How does electricity flow? a) from low potential to high potential b) from high potential to low potential c) from series circuit to parallel circuit d) from conductor to insulator

Use the accompanying seismogram to answer which of the three types of seismic waves reached the seismograph first.

A small rock remains at rest in outer space while an astronaut pushes horizontally on it with a force of 20 N. Which of the following must be true? A. There is another horizontal force acting on the rock. B.

If an igneous rock has very large crystals of minerals that you can see when looking at it, which type of igneous rock is it

You have a 60-foot roll of fencing and a large field. You want to make two paddocks by continuing the fencing down the middle of a rectangular enclosure. What are the dimensions of the largest such enclosure you can make?

Crystallization is a separation technique used to produce rock candy from a sugar solution. true or false

A car traveling in a straight line has a velocity of 3.79 m/s at some instant. After 5.4 s, its velocity is 11.9 m/s. What is its average acceleration in this time interval? Answer in units of m/s 2