A thermometer measures the ____________ of an object.

• heat

• coldness

• temperature

• temperature and pressure

Nisha and her friend are outside in the afternoon. Nisha wants to measure how long her friend can keep her eyes open without blinking. She has the following instruments: Which of the above will she need?

• only the stopwatch

• only the torch and the ruler

• only the stopwatch and the torch

• only the stopwatch and the thermometer

Arrange the following from the shortest length of time to the longest:

• a month, a minute, a school lunch break, the winter season, a week, a year

• a week, a school lunch break, a minute, a month, a year, the winter season

• a minute, a school lunch break, a week, a month, the winter season, a year

• a minute, a week, a school lunch break, the winter season, a month, a year

Which of the following lists are arranged from the heaviest to the lightest?

• a teacher's table, a notebook, a pencil, a full school bag

• a notebook, a full school bag, a teacher's table, a pencil

• a teacher's table, a full school bag, a notebook, a pencil

• a full school bag, a teacher's table, a pencil, a notebook

Look at the figure below. Who is the tallest?

• Vidhi

• Bala

• Karina

• John

Which of the following is the BEST unit to express the length of a hall?

• millimetre

• litre

• metre

• kilometre

Susan and Lily measured the length of their table using their pencils as units. Susan has a longer pencil than Lily. Who would have counted more pencils?

• Susan

• Lily

• Pencils cannot be used to measure tables

• Both of them counted the same number of pencils

Adhirija loosened the string of a fully blown balloon and placed it on the floor. It moved in the direction shown by the arrow and came to a halt. What could have caused the balloon to move as shown?

• The air above the balloon caused it to move as shown.

• The air rushing out of the balloon pushed it in the direction of the arrow.

• The air from outside entered the balloon and pushed it in the direction of the arrow.

• The balloon became small when the air in it came out, so it was blown by the wind.

Casey is trying to move a small cart. She can do this ___________.

• only by pulling it

• only by pushing it

• either by pushing or pulling it

• (The cart cannot be moved either by pushing or pulling it.)

Given here are some activities being done by some children. Which of the children is doing something with the use of force?

• only Tarun

• only Hannah

• only Tarun and Javed

• all - Tarun, Hannah and Javed