Compared to all of Earth's oceanic crust, how old is the seafloor just west of Mexico?

Describe two changes of state that releases energy

What is's closer vega or Andromeda galaxy?

Un pasager a intarziar la tren. Ajuns pe peron a observat trenul in miscare si a constatat ca unul dintre vagoane a trecut prin fata sa in intervalul de timp t1=6,6s, iar vagonul al doilea in t2=6s.

Can two people do different work, but have the same power?

An iceberg (density=917 kg/m^3) is floating in seawater (density=1025 kg/m^3). The iceberg has a volume of 8000 m^3. What volume of the iceberg is below the water line? (Unit=m^3)

The kinetic energy of a moving object is equal to the work required to bring it to its speed from rest, or the work the object can do while being brought to rest.

An engineer wants to set up simple password protection with no usernames for some switches in a lab, for the purpose of keeping curious co-workers from logging into the lab switches from their desktop PCs.

How are frequency and wave period related?

Which statement best defines inertia?

When you put a ice cube in a warm drink and the ice cube thermal energy decreases and the drink thermal energy increases, how does the energy move? What is the situation when the ice cube would give off the heat?