In the given word grid:
(A) How many flesh eating animals are listed?
(B) How many plant eating animals are listed?
| (A) | (B) | |
| A | 2 | 3 |
| B | 2 | 4 |
| C | 3 | 1 |
| D | 5 | 4 |
Rainav prepared two mixtures P and Q as shown here.
Identify the methods that can be used to separate the components of mixtures P and Q.
| P | Q | |
|---|---|---|
| A | Filtration | Sedimentation and decantation |
| B | Distillation | Magnetic separation |
| C | Filtration | Distillation |
| D | Evaporation and condensation |
Filtration |
Some commonly occurring changes around
us are classified in the given table.
| S. No. |
Change | Reversible change |
Physical change |
|---|---|---|---|
| I. | Melting of ice cream |
✓ | ✓ |
| II. | Burning of crackers |
✓ | ✗ |
| III. | Stitching a shirt from a fabric |
✓ | ✓ |
| IV. | Dissolving baking soda in water |
✓ | ✓ |
| V. | Baking of cake | ✗ | ✗ |
| VI. | Curdling of milk | ✗ | ✓ |
A glass ball initially rolling at a constant speed, moves up a smooth slope as shown in the figure. Which of the following options is true about its energy as it is rolling up the slope?
| Kinetic energy |
Potential energy |
|
|---|---|---|
| A | Remains same | Decreases |
| B | Increases | Remains same |
| C | Decreases | Increases |
| D | Decreases | Decreases |
