Worksheets2023 IPC Sem 1 Groseclose 2
Total questions: 65
Worksheet time: 38mins
Both elements and compounds are pure substances.
Agree
Disagree
Two or more different elements chemically combine to form compounds.
Agree
Disagree
Compounds have properties different from the elements that make it up.
Agree
Disagree
Represented by an unique chemical symbol
Elements
Compounds
Both
Can be broken down into a simpler substance
Elements
Compounds
Both
Located on the Periodic Table
Elements
Compounds
Both
Composed of at least two different elements
Elements
Compounds
Both
Cannot be broken down into a simpler substance
Elements
Compounds
Both
This picture represents which of the following?
element
compound
This picture represents which of the following?
element
compound
This picture represents which of the following?
element
compound
This picture represents which of the following?
element
compound
This picture represents which of the following?
element
compound
This picture represents which of the following?
element
compound
This picture represents which of the following?
element
compound
Carbon is considered an element, while carbon dioxide is considered a compound. This is because carbon dioxide is ---
a gas at room temperature.
made of two different elements.
given off by green plants.
useful to human beings
Compounds are different than elements because compounds are ---
combinations of two or more elements.
not able to be broken down into parts.
made from the same type of atoms.
a pure substance; elements are not.
Which word means a change in position?
Speed
Motion
Direction
Force
True or False...SPEED is the path a moving object takes?
True
False
Which word means a push or pull that can change how something is moving?
friction
motion
force
direction
Name the word that is a force that moves an object away from you.
push
pull
Is kicking a soccer ball a push or a pull?
push
pull
Name the word that means a force that slows down or stops a moving thing when it rubs against something.
friction
motion
direction
force
On which surface would a car pushed with the same force move the farthest?
a smooth surface
a bumpy surface
Katie kicked a ball lightly. then she used more force to kick the ball again. What effect did the stronger force have on the ball?
The ball stopped moving.
The ball move faster.
The ball moved more slowly.
Push or Pull...Picking a flower from the ground.
push
pull
Which word is the force that pulls objects towards Earth's ground.
friction
motion
direction
gravity
You want to move two boxes. Which sentence correctly describes the force needed to move the boxes?
More force is needed to move the lighter box.
More force is needed to move the heavy box.
Push or pull....Typing on the computer keyboard.
push
pull
When you throw a football into the air, what force would cause it to fall to the ground?
motion
gravity
force
direction
When an object changes its path of motion, it changes _____________.
speed
force
direction
True or False.... A rolling ball is in motion. If nothing touches it, it will continue to move in a straight line until it stops.
true
false
What is needed to make an object move or stop moving?
speed
force
direction
Which object would require the most force to move?
a tennis ball
a baby
a car
a cell phone
Copper is used as wiring in many homes because it is a _________ metal.
malleable
ductile
conductive
insulated
(a) are elements that are dull and have low melting points.
Neon is colorless, a poor conductor of heat and is not able to be stretched. How would it be classified?
metal
nonmetal
metalloid
transition metal
Aluminum is an element that is used to make soda cans and sheet metal for airplanes. What property of aluminum makes it useful in this way?
Aluminum is a conductor
Aluminum is ductile
Aluminum is malleable
Aluminum has a high melting point
Which of the following is a metalloid? (more than one is correct)
Hydrogen
Boron
Germanium
Titanium
Polonium
(a) are found along the staircase or and separates the metals from the nonmetals.
The majority of the elements on the Periodic Table are (a)
Manganese is shiny, conducts heat and electricity, and can be hammered into thin sheets. It can be classified as a (a)
Which element is a metalloid?
Selenium
Potassium
Polonium
T
Use your Periodic Table & Match the following elements to their symbols.
Hydrogen
H
Sodium
Na
Helium
He
Potassium
K
Iron
Fe
Which pulley system will provide the greatest mechanical advantage? (1, 2, 3, or 4)
1
2
3
4
Which of the following is an example of NO work being done?
holding an object still above the floor of a room
lifting an object from the floor of the room
pushing an object across the floor of a room
bouncing an object on the floor of a room
How does an inclined plane reduce the force required to do work?
by changing the direction of the force applied
by changing the distance of the weight from the fulcrum
by increasing the distance moved by the force
by increasing the height moved by the force
Which of the following is an example of work being done?
standing at your desk
holding a 100-pound barbell
pushing against a stationary wall
pushing a lawnmower 100 yards
Which statement if true about simple machines?
The design of a simple machine increases the force needed to do work
The design of a simple machine does not affect the amount of force to do work
A simple mahine can be used to make work more difficult
Screws are used often in construction. A screw is an example of which type of simple machine?
wheel and axle
lever
pulley
inclined plane
What type of simple machine is a ramp?
inclined plane
lever
pulley
wheel and axle
What type of simple machine is a seesaw?
wheel and axle
inclined plane
lever
wedge
How can you make it easier to move a box up a ramp?
increase the height of a ramp
decrease the height of a ramp
decrease the length of a ramp
What is the purpose of a pulley?
slide a load up a ramp
lift a heavy object
separate or split two objects
connect two objects together
How can the pulley system be modified to lower the force needed to lift a load?
remove one of the pulleys
remove part of the rope in the system
add more pulleys to the system
nothing can be done to lower the force
The weight being lifted in a pulley system is known as the _________.
load
force
pulley
effort
A grooved wheel with a rope that runs along it is called a ________.
screw
lever
wheel and axle
pulley
The inclined plane in the diagram allows the block to be raised with less force on the rope. What function or purpose does the pulley have?
It keeps the inclined plane from moving
It changes the direction of the force on the rope
It steadies the block on the inclined plane
It decreases the force of the rope
The object being lifted or moved by a simple machine is a ____________.
work
force
load
fulcrum
What change can be made to a lever that lets it use less force tomove a weight?
The overall weight of the bar is increased
The weight of the fulcrum is increased
Decrease the distance from the effort force to the fulcrum
Decrease the distance from the load to the fulcrum
John pushes a box of books up an inclined plane as shown in the image, rather than lifting it up. How does the inclined plane ramp help John?
The inclined plane ramp changes the direction of the force applied.
The inclined plane ramp reduces the size of the box.
The inclined plane ramp helps move the box in a minimum amount of time.
The inclined plane ramp reduces the amount of force required to move the box.
Kim needs to split a log. What simple machine would be able to help her do this work?
inclined plane
wedge
pulley
fulcrum
