EC

An electric rod heater uses the ............ effect of electric current

• lighting effect

• Heating effect

• magnetic effect

• Chemical effect

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Look at the figure given below and answer whether the compass needle will show deflection or not when the switch in the circuit shown is closed?

• It will not show any deflection

• It will show deflection

Tags

NGSS.MS-PS2-3

Displacement is defined as

• 
  Total length of the path travelled

• How far an object is from its starting point to its ending point

Blake runs exactly 2 laps around a 400 meter track. What is his displacement?

• 800m

• 400m

• 0m

Eric drives his Porsche South 140 miles in 2 hours . What is his velocity?

• 70 miles per hour

• 140 miles per hour

• 280 miles per hour

• 138 miles per hour

Tags

NGSS.MS-PS3-1

Which type of quantity is temperature?

• Scalar

• Vector

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is the unit of electric charge (EC)?

• Coulomb

• Joule

• Watt

• Newton

Which of the following is a correct representation of Ohm's Law in terms of electric current (EC)?

In an electric circuit (EC), what is the role of a resistor?

• To increase current

• To decrease resistance

• To limit current flow

• To store energy

Which of the following particles carries a negative electric charge (EC)?

• Proton

• Neutron

• Electron

• Photon