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Nuclear power plants are designed to convert nuclear energy into what type of energy?

changes speeds.

In refraction, when a wave travels from one medium to another, it


A naturally occurring, inorganic solid with a crystal structure and a characteristic chemical composition is a

the chemical energy stored in living things

What is biomass energy?

depends on the climate.

A drawback of solar energy is that it


Which of the following universal forces is the weakest?


What kind of friction occurs as a fish swims through water?

magma chamber

What is the area where magma collects inside a volcano before it erupts?


Which of the following types of transportation is NOT mass transportation?

projectile motion

What is occuring when an object falls in a curved motion?

a crest that is toppling over.

When a surfer rides an ocean wave on her surfboard, she is actually riding on

continental drift.

What is the hypothesis that the continents move slowly over Earth's surface and once were joined into one supercontinent is called?

decreases because gravity decreases.

As an astronaut travels far away from Earth, her weight

crust, mantle, and core.

What are the The three main layers of Earth's interior?

elastic potential energy

What type of energy do a stretched rubber band, a wind-up toy that has been wound up, and a compressed basketball all have in common?


What did Michelson use to measure the speed of light?

explosive eruptions of lava and ash

How are composition volcanoes produced?


What is the product of an object's mass and velocity?


What is one property of a wave that determines how much it will diffract when it encounters an obstacle?

transform boundary.

Plates slide past each other, and crust is neither created nor destroyed, at a

surface, longitudinal, and transverse

Which types of mechanical waves need a source of energy to produce it?


What is the SI unit of force?

chemical energy

What type of energy stored is in gasoline?

kinetic energy

What is the energy of motion?

speed = wavelength ยด frequency

What is the formula used to determine the speed of a wave?

nuclear fission and fusion reactions

To what does Einstein's famous equation apply?

radio waves.

Which waves have the longest wavelengths in the electromagnetic spectrum?

solid, liquid, and gas

What types of medium can a mechanical wave move through?

the object accelerates.

What happens when an unbalanced force acts on an object?


What is the largest type of intrusive igneous feature?


What force is responsible for the repulsion between two positively-charged particles?

both a wave and a particle.

Light acts like

thermal energy

What type of energy increases when an object becomes warmer?

action and reaction forces.

What does Newton's third law of motion describe?

the rock cycle.

What is a series of processes in which rocks are continuously changed from one type to another?

centripetal force.

What is the force that keeps an object moving in a circle?

gravity and air resistance

What are the forces acting on a falling leaf?

strong nuclear

Which universal force acts only on the protons and neutrons in a nucleus?

mid-ocean ridges.

Where does new ocean crust form?

law of conservation of energy

Which law states that energy cannot be created nor destroyed but it can change form.


According to Newton's second law of motion, the acceleration of an object equals the net force acting on the object divided by the object's

longitudinal wave

Which wave causes the medium to vibrate only in a direction parallel to the wave's motion?

moment magnitude scale.

How is the amount of energy released by an earthquake is measured?


Work is a transfer of


To calculate the frequency of an electromagnetic wave, you need to know the speed of the wave and its


What is a break in a rock mass along which movement occurs?


What is the name of the location within Earth where an earthquake begins?


What is the study of Earth's composition, structure, and history?


When a wave strikes a solid barrier, it behaves like a basketball hitting a backboard. This wave behavior is called

height relative to a reference point, its mass, and the acceleration due to gravity

An object's gravitational potential energy based upon?

kinetic energy plus its potential energy.

The mechanical energy of an object equals its

mass times the acceleration due to gravity.

How do you calculate weight?


What is the property of matter that resists changes in motion?


What is conserved when two objects collide in a closed system?

all directions.

Photons travel outward from a light bulb in


The equation E = mc2 relates energy and

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