Motion
This term refers to the rate of change in motion:
acceleration; momentum; speed; velocity
What is acceleration?
The process by which heat energy get to Earth from the sun is.....
conduction; subduction; radiation; convection
The best way to use materials to make a magnet.....
use a wood rod instead of an iron nail
connect the ends of the wire to each other
touch the ends of the wire to the ends of the battery
add more loops of wire to the iron nail
What is to touch the ends of the wire to the ends of the battery?
Ciara stood knee-deep in the ocean, she noted how high the waves came up on her compared to the day before. She was observing this property of waves:
frequency; amplitude; wavelength; speed
What is amplitude?
Manuel is coasting on a bike but he is not pedaling but his bike will come to a stop because of this force.
What is friction?
A car is driving down the hill, this will affect the amount of energy the car has....
how long the car is
how much the car weighs
the color of the car
the time
What is the weight of the car?
This is an example of increasing potential energy...
a cat jumping from a tree
emptying a bucket of water
pulling a wagon uphill
a bicyclist stopping at a stop sign
What is pulling a wagon uphill?
A force is a push or pull on an object that could affect motion. The following is an example of non-contact force...
drag force; spring force;
friction force; magnetic force
What is a magnetic force?
You can see your image in a shiny, flat surface because light waves bounce directly back at you and your eyes, this is an example of....
diffraction; refraction; reflection; transparency
What is reflection?
The symbol for the element sodium is....
S; Cl; Al; Na
What is Na?
In order for an object to accelerate.....
frictional coefficient must be reduced
some weight must be removed
a net force must be applied
it must contain momentum
What is a net force must be applied?
A pitcher throws a baseball toward the catcher and batter. Most of the kinetic energy is found .....
pitcher; catcher; ball; batter
What is the ball?
Electromagnetic waves and mechanical waves are alike and different. One way they are similar is....
both types of waves require a medium
both types of waves transmit matter
both types of waves have frequency
both types of waves have a pitch
What is both types of waves have frequency?
The distance between a wave's crest and its' trough is known as:
low tide measurement; wave height;
water depth; wave lenghth
What is the wave's height?
The amount of matter in an object is called...
What is mass?
Aeydan rolled a ball own the hill but the ball stopped before it reached the bottom of the hill, this force most likely stopped the ball.
What is friction?
The form of potential energy of gasoline and wood have in common is.....
heat; light; mechanical; chemical
What is heat?
Microwaves cook food by.....
using electromagnetic waves and the process of radiation
using the movement of charged particles through the process of induction
using hot air currents through the process of convenction
What is using electromagnetic waves and the process of radiation?
When a rock is dropped into a large puddle, the energy of the wave .....
is greatest at the center of the puddle
is greatest at the edge of the puddle
doesn't change as they move away from the center
What is the energy of the wave is greatest at the center of the puddle?
All objects in the universe is attracted to each other by the force of:
What is gravity?
The force that holds to Earth's surface is.....
What is gravity?
heat energy; solar energy; light energy;
kinetic energy
What is heat energy?
The follow pair of properties apply to both sound and electromagnetic waves.....
both waves carry energy and defract (bending/turning)
both waves are longitudinal and carry energy
both waves are transverse and need a medium
What is both waves carry energy and de-fract ?
This type of energy is produced when a force causes a substance to vibrate, and the energy transferred through the substance in a wave:
heat; mechanical; light; sound
What is sound?
Putting sand and salt together makes a .....
What is a mixture?