Question 1

It is the closeness of the obtain value to the accepted value.

Accepted Answer

Accuracy

Answer

Standard

Answer

Precision

Answer

Measure

Question 2

Which of the following is a vector quantity?

Accepted Answer

3 km, East

Answer

25 cm

Answer

50 kgm/s

Answer

10 lightyear

Question 3

Which of the following is true about a rock moving in outer space?

Accepted Answer

It has constant VELOCITY

Answer

It is moving vertically

Answer

It has a constant ACCELERATION

Answer

It is moving horizontally

Question 4

Which of the following shows a non-uniform circular motion?

Accepted Answer

Earth's revolution around the sun

Answer

A satellite moving in outer space orbiting the Earth

Answer

A car rounding a curve with constant radius and speed

Answer

An ice skater skating in a circular path with constant speed

Question 5

Which of the following is the definition of internal frame of reference?

Accepted Answer

A frame of reference in which Newton's first law is valid.

Answer

A frame of reference in which is moving.

Answer

A frame of reference that is referring to the ground.

Answer

A frame of reference in which the object is standing.

Question 6

A meter ruler is used to measure a length. Which reading is shown to the nearest millimetre?

Accepted Answer

0.761 m

Answer

0.76 m

Answer

0.7 m

Answer

0.7614 m

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