Waves are said to transfer _________
ENERGY
This hospital machine is used for radiographical imaging
X-RAY MACHINES
An American astronaut who was the first person to walk on the moon
NEIL AMRSTRONG
According to Einstein's Theory of relativity, E = _____
MC2
In 1982 Michael Jackson released his best selling album _____________
THRILLER
What unit is used to describe the frequency of a wave?
HERTZ
An electric oven that heats and cooks food by exposing it to electromagnetic radiation
MICROWAVE OVEN
GLOBAL POSITIONING SYSTEM
What is the Total sum of angles inside a triangle?
180 Degrees
SPAIN
An echo is the result of a __________ sound wave
REFLECTED
They protects your eyes against the harmful effects of the sun
UV GLASSESS
Orville and Wilbur Wright are credited for inventing the first __________
AIRPLANE
Two lines that do not intersect are said to be _______
The Declaration of Independence was signed on July 4 of the year ______
1776
A substance through which a wave can travel is a
MEDIUM
This type of waves are used to transmit signal between the TV and the remote
INFRARED
U.S. spaceflight in which astronauts Neil Armstrong and Buzz Aldrin became the first people to walk on the Moon
APOLLO 11
The Circumference of a circle is directly proportional to its _____________
RADIUS
What kind of waves can be used to treat some cancerous tumors?
GAMMA RAYS
A section of a longitudinal wave where the particles are crowded together is called a _______________
COMPRESSION
What kind of waves are used in radar for detecting the speed of a car?
MICROWAVES
On Wednesday, Aug. 1, 2007 this Minnesota bridge collapsed during evening rush hour
35W BRIDGE
The formula a2 + b2 = c2 is known as
PYTHAGOREAN THEOREM
The Emancipation Proclamation did not free all slaves in the United States. Rather, it declared free only those slaves living in states not under control of the ______
UNION