Worksheet: Science Fair Project Ideas - 1 | DIY Science Fun: Cool School Projects - Class 6 PDF Download

Fill in the Blanks

Q2: In the Electromagnet Science Project, what type of wire is used for winding around the iron bolt?

Q3: The magnetic substance, such as a paperclip, is attracted to the electromagnetic field, demonstrating the successful creation of a __________ magnet.

Q4: Electromagnets play a crucial role in lifting and transporting large containers in __________.

Q5: __________ are devices that convert electric energy into sound energy.

Q6: To create contact points, remove some insulation at __________ ends of the wire.

Q7: The metal bolt or iron nail wound with wire serves as the __________ of the electromagnet.

Q8: Increasing the number of windings of the insulated copper wire around the base enhances the magnet's __________.

Q9: __________ magnets have their own magnetic field and retain their magnetism without external forces.

Q10: Safety glasses should be worn to protect your __________ during the experiment.

Multiple Choice Questions

Q2: Which material is wound with insulated copper wire to create an electromagnet in the project?
(a) Plastic bolt
(b) Iron nail
(c) Wooden stick
(d) Aluminum foil

Q3: What does the presence of a switch in the Electromagnet Science Project allow you to do?
(a) Increase the number of windings
(b) Change the type of wire
(c) Easily turn the circuit on and off
(d) Create a permanent magnet

Q4: What happens when you bring a magnetic substance near the electromagnet in the project?
(a) The electromagnet becomes demagnetized.
(b) The magnetic substance becomes electrified.
(c) The magnetic substance is attracted to the electromagnet.
(d) The electromagnet loses its copper wire.

Q5: What type of magnet is a coin that becomes magnetized when brought close to a magnet?
(a) Permanent magnet
(b) Electromagnet
(c) Temporary magnet
(d) Alnico magnet

True and Fals

Q2: True or False: The Electromagnet Science Project involves winding insulated copper wire around an aluminum bolt.

Q3: True or False: The switch in the Electromagnet Science Project is optional and not necessary for the experiment.

Q4: True or False: Electromagnets are used in everyday devices like fans and refrigerators.

Q5: True or False: Safety glasses should be worn to protect your hands during the Electromagnet Science Project.

Short Answer Questions

Q2: Describe one practical application of an electromagnet in everyday life.

Q3: Why is the presence of a switch recommended in the Electromagnet Science Project?

Q4: Briefly explain the difference between a permanent magnet and an electromagnet.

Q5: What safety precautions should be taken when conducting the Electromagnet Science Project?

You can access the solutions to this worksheet here.