Which best describes a wave?

a collision of particles

a disturbance that carries energy

a movement of fluids

a group of electrically charged molecules

The gravitational acceleration on the moon is about one sixth the size of the gravitational on earth. According to newton's second law of motion, what happends to an astronaut who goes to the moon

Atoms move slower in solids than they do in liquids

A total of 54.0 calories of heat are absorbed as 58.3 g of lead is heated from 12.0° C to 42.0° C. What is the specific heat of lead? A) 0.029 cal gram °C B) 0.022 cal gram °C C) 0.017 cal gram °C D) 0.031 cal gram °C

What is the force driving all of these transport mechanisms?

A machine has a mechanical advantage of 5. What force should be applied to the machine to make it apply 3000 N to an object?

Explain with the stars look like to Jane. Explain what the stars look like to John. Explain why the stars look different between Jean and John.

Why is the statement "we evoleved from monkeys" false?

A group of lions is chasing a zebra. The lions are most likely responding to which kind of stimulus

A ray diagram is shown What does e, represent? index of refraction index of reflection angle of incidence angle of refraction Mark this and retum Submit Save and Exit

Which renewable resource could become a nonrenewable resource if used faster than Earth's ability to replenish its supply? A. water B. manganese C. sunlight D. wind