ICSE JEDI MASTERY

1.If a body is moving with a uniform velocity, its acceleration is:

• (a) Positive

• (b) Negative

• (c) Zero

• (d) Cannot be determined

2. 2. A car accelerates uniformly from 20 m/s to 40 m/s in 5 seconds. What is the acceleration?

• (a) 4 m/s²

• (b) 6 m/s²

• (c) 8 m/s²

• (d) 10 m/s²

3. 3. The inertia of an object depends on its:

• (a) Shape

• (b) Mass

• (c) Speed
  

• (d) Volume

4. 4. The force acting per unit area on a surface is called _______.

5. 5. The SI unit of electric charge is _______.

Heat transfer occurs:

• in many directions
• both from warm objects to colder ones and from cold objects to warmer ones
• only from warm objects to colder ones
• only from cold objects to warmer ones

Observe the diagram. Which statement is true about the kinetic energy of the molecules in the containers?

• The molecules are moving faster in Diagram A

• The molecules are moving slower in Diagram A

• The molecules are moving at the same rate in both diagrams

A measurement of the amount of matter in an object. 

• Gravity
• Weight
• Mass
• Speed

Which of the following is the correct arrangement of particles in solid?

• Particles are widely separated from one another.

• The particles are packed slightly less closely together compared to a solid.

• The particles are packed closely together.

Which of the following factors do not affect the rate of evaporation?

• Temperature of the liquid

• Surface area of the liquid

• Depth of the liquid

• Draught/ movement of air