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WorksheetsP.10.1-10.4 and P.11.1-11.2 Review
Total questions: 17
Worksheet time: 34mins
P.10.1: What type of energy is generated when people rub their hands together?
Chemical
Heat
Light
Mechanical
P.10.2: The grounds crew is doing work around the school gardens. Which of the following examples demonstrates the least amount of energy?
Wind blowing the trees
Twigs being cut off the bush
Leaves being warmed by the sun
Grass trimmings laying on the ground
P.10.2: Which of the following is NOT an example of using energy to create a change?
A fireplace burning wood for a fire
A solar cell using light for electricity
The gasoline in a car making the engine run
The ink in a pen making a stain when it leaks
P.10.1: Which of the following is an example of observing mechanical energy?
Seeing a firecracker making sparks in the night sky
Watching a large rock rolling down the side of a mountain
Hearing a crackling sound on a cell phone during a lightning storm
Listening to a change in pitch from a car horn while it moves away
P.10.3: Ms. Angelotti is wearing a wool hat. When she removes her hat, some strands of her hair and move away from one another. Which of the following statements best explains why the strands of hair stand and move apart?
Removal of the hat causes the hair strands to become magnetized.
Removal of the hat causes the hair strands to have different charges.
Removal of the hat causes the hair strands to have the same charges.
Removal of the causes the hair strands to create an electrical circuit.
P.10.3: Mr. Real rubs a plastic ruler with a piece of fur, giving the ruler a negative charge and the fur a positive charge. Based on this information, which of the following statements is true?
Only the fur will attract the neutral pieces of paper.
Only the ruler will attract the neutral pieces of paper.
Both the fur and the ruler will attract the neutral pieces of paper.
Neither the fur nor the ruler will attract the neutral pieces of paper.
P.10.4: In science class, lab partners Mrs. Reece and Ms. Jackson created a circuit by connecting a battery to a small light bulb with wires. Once they connected the wires, the light bulb turned on. Which of the following energy transformations did Mrs. Reece and Ms. Jackson demonstrate with their circuit?
Heat energy was changed into light energy
Electrical energy was changed into light energy
Electrical energy was changed into heat energy
Light energy was changed into electrical energy
P.11.1: A switch can be used to control the flow of electricity through an electric circuit. How does the position of the switch affect the current?
When the switch is open, the path is completed and no current flows.
When the switch is closed, the path is interrupted and no current flows.
When the switch is open, the path is completed, current flows, and the lamp lights.
When the switch is closed, the path is completed, current flows, and the lamp lights.
P.11.1: Energy transformation is the process of changing energy from one form to another. Which of the following represents electrical energy being transformed into mechanical energy?
Burning a piece of toast in a toaster oven
Cutting grass with a lawnmower that has an electrical cord
Driving a minivan across the state on a family vacation
Using solar panels to generate electricity in a home
P.11.1: Mr. Real loved to go with his grandfather just before big games to turn on the lights at the stadium. His grandfather would remind him each time that games played at night required lighting so that people could see the games. Which energy transformation takes place when Jacob's grandfather turns on the stadium lights?
Light to electrical energy
Electrical to light energy
Light to mechanical energy
Mechanical to heat energy
P.11.2: Ms. Angelotti is identifying objects that are good conductors of electricity with her students. She has rubber tires, rubber boots, a metal gate and a wooden sign. Which of the listed objects is a good conductor of heat and electricity?
Rubber tires
Rubber boots
Metal gate
Wooden sign
P.11.2: Wherever there is a temperature difference, heat energy will travel from higher temperatures to lower temperatures. Which statement is the best description of the heat transfer that will take place when a spoon is placed in a hot cup of coffee?
Heat energy will be transferred from the room to the coffee cup.
Heat energy will be transferred from the coffee to the metal spoon.
Heat energy will be transferred from the metal spoon to the coffee.
Heat energy will be transferred from the metal spoon to the air.
P.10.4: Energy can be changed or transformed from one form into another. Which of the objects below shows a change from chemical energy to light energy?
A microphone
Exploding fireworks
A lamp
A bicycle
P.11.1: Which of these describes electricity that flows through a pathway that is complete?
Open Circuit
Closed Circuit
Series Circuit
Current
P.11.1: Ms. Jackson is wondering whether a circuit is conducting electrical energy. Which is the best proof that there is electricity moving through the circuit?
The loop of the circuit is open
The motor is moving
The switch is in the open position
The wires are made of plastic
P.11.2: Which of the following items (choose more than one) are good insulators of electricity?
Rubber Gloves
Metal Spoons
People
Glass Cup
Plastic containers
P.11.2: Which of the following items (choose more than one) are good conductors of electricity?
Rubber Gloves
Metal Spoons
People
Glass Cup
Plastic containers
