Identify which stage marks the birth of a star

When heat is applied to an object, it can become a liquid. Which term is used to describe this change of state? A) condensation B) evaporation C) freezing D) melting

Give three examples that show the importance of gravity to humans

The sound produced by the speakers at a rock concert has a power of 0.181 W. What sound intensity do you hear when you are standing 20.5 m away?

Which of this following have the minimum frequency in their sound? a]baby boy b]baby girl c]a man d]woman

Which color of white light bends the most when it is refracted by a prism? O red O green O yellow O orange

Show that the units N/kg can be written using only units of meters (m) and second (s). Is this a unit of mass, acceleration or force.

How do the sun energy flow through the earth system

Which are precautions to take when working with heat and fire?

What are 4 types of motion

What is the value of the charge that experiences a force of 2.4 * 10-3 N in an electric field of 6.8 * 10-5 N/C? A. 1.6 * 10-7 C B. 2.5 * 10-3 C C. 2.8 * 10-3 C D. 3.5 * 101 C