What should you do if someone on foot approaches your car while you are in it?

What is a magnetosphere? a. the layer of a planet in which its magnetic field is generated b. a region of space around a planet in which the planet's magnetic field can trap charged particles c. the uppermost layer of any planetary atmosphere d.

I need a brief explanation on how TV remotes use infrared waves.

The transmission of heat requiring the movement of a liquid or a gas is A. radiation. B. convection. C. conduction. D. transduction.

What type of plate boundary do most volcanoes occur along

An alpha particle is made up of: A: protons and neutrons B: protons and electrons C: neutrons and electrons D: protons and energy

A toy helicopter begins flying across a field with a speed of 3 m/s and an acceleration of 0.8 m/s2. How long does it take the helicopter to reach a speed of 7 m/s?

A 50.0 kg child stands at the rim of a merry-go-round of radius 1.50 m, rotating with an angular speed of 3.00 rad/s. (a) what is the child's centripetal acceleration? incorrect: your answer is incorrect.

Do all types of waves need a medium to travel through

What feature of the ocean basin is formed when old oceanic crust is forced under continental plates

Thermal energy from the Earth's core heats rock and creates magma. This hot magma then rises toward the Earth's surface, cools, and sinks back down toward the Earth's core. Which actions below occur during this process? (multiple answers) A.