Quiz Bee - META Grade 8

What is the area of the square whose side measures (3x + 2)?

What do we mean when the forces acting upon an object are balanced?

•  If there are two equal forces acting in opposite direction.

• If there are two unequal forces acting in opposite direction.

•  If there are two equal forces acting in the same direction.

• If there are two unequal forces acting in the same direction.

Which of the following describes a parallel circuit?

• All bulbs light up together

• If one bulb breaks, the circuit is broken

• Current flows along each branch

• The bulbs light up alternatively

• 20x

• 20

• 40x

• 40

Which of the following scenarios show the highest inertia for bodies in motion?

• A 10-g coin is thrown at 10 m/s.

• A 500-g soccer ball is rolling at 5 m/s.

• A 50-kg man runs with a speed of 8 m/s.

•  60-kg boulder is rolling from the hill at 15 m/s.

What unit does the electrical current have?

• Volts

• Amps

• Ohms

• Power

Which of the describes the law of acceleration?

• Force is directly proportional to the mass and acceleration of an object.

• Force is directly proportional to the mass and inversely proportional to the acceleration of an object.

•  Force is directly proportional to the acceleration and inversely proportional to the mass of an object.

• None of the above.

Which of the following line types is used in drafting edges or outline of an object and drawn as solid lines with a thick and heavy weight?

• Construction lines

• Dimension lines

• Phantom lines

• Visible lines

Which quadrant is the point (x, y) located if x>0 and y<0?

• QI

• QII

• QIII

• QIV