All quizzes

Guest practice

Quarter 1

Questions
20
Answered
0
Time left
--:--
Guest mode: this attempt shows an instant score but is not saved. Sign up or log in before playing to store results.
Quiz progress 0% complete
1

Formula for heat is:

2

Thermos flask reduces heat loss by:

3

Latent heat depends on:

4

Geothermal energy produces less:

5

During melting of ice, temperature:

6

In solids, particles are:

7

Sound waves are:

8

The SI unit of frequency is:

9

Critical temperature is the temperature at which:

10

Which of the following expands the most on heating?

11

Gas pressure is due to:

12

Pressure of gas decreases if:

13

Which surface reflects most heat?

14

Which activity increases greenhouse gases?

15

High specific heat capacity of water helps in:

16

Superconductors are mainly used in:

17

Which type of wave requires a material medium?

18

Which of the following is a mechanical wave?

19

Evaporation takes place at:

20

As a tsunami reaches shallow water, its height:

Exit quiz