Which describes the motion in a convection current?

a) horizontal motion only

b) vertical motion only

c) linear motion

d) circular motion

What came first, the egg or the chicken?

Which of the following uses electromagnetic radiation? Select all that apply. a. cellphones b. electric cars c. GPS d. food processor

How do the sun energy flow through the earth system

Which forces are interacting when a bowling ball is pick up? a. gravity b. inertia c. apull d. all of these

Which of the following statements are true concerning the reflection of light? Check all that apply. a. The angle of incidence is equal to the angle of reflection only when a ray of light strikes a plane mirror. b.

Which method is used to calculate the slope on a distance time graph

Lexy throws a dart with an initial velocity of 25m/a at an angle of 60 degrees relative to the ground. What is the approximate vertical component of the i ritual velocity?

True or false electronic machines with no moving parts experience friction and get hot because electricity is moving through the wires

I'm having trouble figuring out how to study for my science test, it's based off of everything we've learned but I'm afraid there's some things I misunderstood during the year that will effect me on the test, and suggestions?!!

The air over Earth's surfaces absorbs heat from the materials of Earth. In Section 3 of the experiment, the air over the sand the air over the water because sand water.