An object in the sky brightens suddenly, but shows no hydrogen lines in its spectrum. it is most likely a (n) :

What is hydraulic pressure?

A pressure cooker is a pot whose lid can be tightly sealed to prevent gas from entering or escaping. even without knowing how big the pressure cooker is, or what altitude it is being used at, we can make predictions about how much force the lid will

Inside a room, the air is often warmer near the ceiling than near the floor. which type of energy transfer accounts for this difference in temperature?

What are the three main types of species interactions that occur in a community?

What is the energy of motion?

When describing how power and work are similar you would want to mention that

Define newton's first law and provide an example

Biomes on Earth have exhibited changes throughout history that have been caused by a variety of factors. Over the past 50 years, the amount of tropical rainforest acreage found throughout the world has decreased from 14.8 billion acres to 8.

Three pithballs are suspended from thin threads. Various objects are then rubbed against other objects (nylon against silk, glass against polyester, etc.

Which of The following are classiFcatons describing how rock and oTher maTerial movedownslope? a. Fall, b. slide, c. slump, d. creep, e. fow