From the list. Pick the objects that are translucent
- Glass
- Water
- Mud
- Wax Paper
Mud and Wax Paper
Is the negative charged particle of the atom:
a) Proton
b) Neutron
c) Negatron
d) Electron
Electron
Pick the right magnetic repulsion:
a) N -> S
b) S -> S
c) <- S S ->
d) < - N S ->
c) <- S S ->
The directon of the magnetic field is always ______ to the electric current.
a) Perpendicular
b) Parallel
a) Perpendicular
An electron is placed nearby a positively charged object. 1. Where is the electron going to move? When induced with the electron, the positively charged object gains a negative charge. 2. Where is the electron going to move then?
1. Towards the Positive charge
2. Away from the negative charge
Mention three colors that are being absorbed from the following object.
Any choice from Yellow, Blue, Purple, Violet, Orange, Brown
When two Pith Balls attract. What charge do both must have?
a) + +
b) - +
c) - -
b) - +
A naturally occurring phenomenon due to the deflection of solar radiation by the Earth's magnetic field
Aurora Borealis
Car lifters, magnetic cranes, trains, speakers, earphones
The image below comes from a ________ mirror
a) Concave b) Convex c) Flat d)Uneven
Concave
Pick the objects that are insulators
- Coin -Wooden stick - Glass -Water
Wooden stick and Glass
Type of materials that, when in contact with a magnet get induced with magnetism
Ferromagnets
Using the right hand rule. What is the direction of the magnetic field exerted by a linear wire which current moves down?
a) Clockwise
b) Counterclockwise
c) To the right
d) To the left
a) Clockwise
Complete the path of the laser beam
To be drawn at the whiteboard
A ________ lens will deflect light into the axis while a _______ lens will deflect it out from it.
Convex - Concave
Type of static electricity in which the charge of an object gets influenced by another charged object.
Induction
When two magnetic forces are farther away from each other the ______ increases while the ________ decreases
a) Magnetic Force - PE
b) PE - Magnetic Force
c) PE - Electric Force
d) Magnetic Force - Electric Force
b) PE - Magnetic Force
Which of the following choices exerts an stronger electromagnetic force?
a) Straight wire
b) 2 coils of wire
c) 5 coils of wire
c) 5 coils of wire
Pick the objects from the list that will produce real images:
- Concave mirror
- Concave lens
- Convex mirror
- Convex lens
Concave mirror and convex lens
On a circuit the flow of electrons through the conductor is always ___________ as the current.
a) Same
b) Opposite
c) Perpendicular
d) Parallel
b) Opposite
Circle the compass needle that incorrectly describes this magnet's field:
Student must have circled the third compass on the right
From the following solenoid pairs. Pick the one with the weakest electromagnetic force:
a) 1,000 coils/m - 3 amps
b) 500 coils/m - 2 amps
c) 1,000 coils/m - 1 amp
d) 500 coils/m - 1 amp
d) 500 coils/m - 1 amp
Consider the following current going. 1. Determine the flow of the current. 2. Point and draw the magnetic field spin from three different places along the wire.
To be drawn in the whiteboard