REVIEW 2ND TERM 5TH SCIENCE- MIGUEL GARZÓN

In term of the diagram we could say that:

• The parallel circuit is NOT working.

• The series circuit is working.

• This circuit has a high voltage.

• The series circuit is NOT working

In term of the picture we can say that:

• The generator for its shape.

• The generator is similar to a series circuit.

• The generator works because it has magnetic fields.

• All of the above.

In term of the next picture we can say that:

• The energy is only created in nuclear plants.

• The energy is destroyed.

• Energy is not created or destroyed, energy is transformed.

• All of the above.

What is the force on a 2000 Kg elevator that is falling freely at 9.8 m/s2 ?

• 19600 cm

• 19600 N

• 209.8 N

• 9.000 M/2

What type of friction is experiencing this guy?

• Rolling friction.

• Fluid friction.

• Air friction.

• Rolling and Air friction.

A truck covers 310 km in 3 hours, find its speed in Km/hr, what is its speed?

• 103,3 Km / h.

• 3 Km / h.

• 103,3 Km / sec.

• 103,3 Newtons

• 3 Km/ sec.