Energy
What is another name for HEAT energy?
thermal
Name 2 invisible forces.
magnetism gravity electicity
What is the PITCH of a wave?
frequency of wavelengths, hi or low
What is the function of an antennae on an insect?
to locate and find food
What area is harder to protect from flooding? a low lying area or high area?
low-lying
What type of potential energy does a boulder on top of a cliff have?
gravitational
What force pulls objects toward the Earth?
gravity
What is the AMPLITUDE of a wave?
volume
What is it called when an animals blends into its surroundings?
camoflauge
What is a CONSTRAINT for hurricane protection in a city?
time, cost, type of area that it's in
Name 2 types of KINETIC energy.
mechanical electrical light thermal sound
What force slows down and stops an object?
friction
sound
What part of a bat does he NOT need in order to find food?
eyes
If a river is 12 ft deep and a hurricane flooded it after raining 6 ft, how tall should flood walls be built to protect it during high tides and flooding?
18 ft
Why does a harder surface transfer more energy than a softer surface?
softer surfaces transfer more energy in different directions or absorbs more energy than hard
Which two poles of a magnet will attract?
North and South
How do sound vibrations travel?
vibrates thru particles
What's an adaptation of a giraffe?
long neck
What can you do to roofs of houses during a hurricane? a. use more nails b. strap them down c. make them flat
strap them down
Name 2 variables that would do the most damage if I dropped a phone onto a concrete floor and a stack of towels.
height and surface area
What are 2 things that happen during a COLLISION?
changes speed, shape, direction, sound produced
Would a sound travel faster through water or air?
water
What is an inherited TRAIT?
something you're born with hair color, height, etc.
Building a hurricane resistant house to resist a CAT 4 hurricane will also protect it from what other categories? a. 2 & 5 b. 2 & 3 c. 3 & 5
b. 2 & 3