A block of ice is placed in a container. The block of ice starts to melt. What can be said about the behavior of the ice in its solid form in that same container? correct answersThe ice block only exerts a force on one part of the container
The kinetic energy of an item will be strongest when: c...
A block of ice is placed in a container. The block of ice starts to melt. What can be said about the
behavior of the ice in its solid form in that same container? correct answersThe ice block only exerts a
force on one part of the container
The kinetic energy of an item will be strongest when: correct answersIt has just moved
Water is rushing through a plumbing elbow. Is the pressure lowest pressure on the inside or outside of
the elbow correct answersPressure is lowest on the outside part of the elbow
If you squeeze a shampoo bottle right in the middle, where will the greatest amount of pressure come
from? correct answersThe pressure is consistent all around
When an object falls through the atmosphere this is referred to as __________ velocity correct
answersTerminal Velocity
A comet is an example of _______ velocity correct answersChanging Velocity
Work is produced by: correct answersA release in potential energy
Bevel Gears help a machine: correct answersChange the direction of a shaft rotation
When will the most negative velocity occur when the ball is being kicked? correct answersAs the ball is
about to land on the ground
A cannonball is dropped from 10meters off the ground. What will the velocity of that cannonball be
before it hits the ground in meters per second. correct answers14
What makes a class 1 level distinct? correct answersThe fulcrum and resistance are on opposite ends
, Which of the following describes the energy of a pendulum? correct answersThe energy is the same all
around
The force needed to move an item up a ramp is greater when: correct answersThe weight increases
A hydraulic system needs to use a return-level form of power. What is the average range of pressure?
correct answers10-15
A weight is in the middle of a ramp. A second weight is at the end of the same ramp. Which weight
requires less force to be pushed up the ramp? correct answersThe first weight
The rate of heat exchange will be greater for an ice cube and a glass of water at what temperature?
(0, 30, 50, 80) correct answers80
The pressure of an object will be greater when the area of the base involved: correct answersdecreases
Is a belt required for gears? correct answerswhenever the teeth are different shapes
A 5-pound weight is smaller than a 10-pound weight, but they are both anchored to the same surface.
Which weight will produce a smaller pull? correct answersThe 5-pound weight
What dictates the amount of time necessary for a pendulum to make a swing? correct answersThe depth
What tools can you use to measure wire or block? correct answersMicrometer
The highest possible kinetic energy in a motion is equal to the: correct answersHighest possible potential
energy
Bernoulli's Principle states that a shift may occur when there is pressure produced by: correct
answersfast moving air on top, or slow moving air on bottom
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