# IGCSE Physics Paper-1: Specimen Questions with Answers 61 - 63 of 149

## Question 61

### Question

MCQ▾

Mercury-in-glass thermometer reaches point X at 0 °C and point Z at 100°C. Find location if temperature is below the ice-point?

Choice (4)

a.

point X

b.

point Z

c.

point Y

d.

point W

d.

### Explanation

Here given that At point x is 0 °C

And at point Z is 100 °C

Now as we know that

The temperature of ice is zero or below zero

Then point below the temperature of ice point is W.

## Question 62

### Question

MCQ▾

Which radiations are stopped by a sheet of paper?

Choice (4)

a.

γ- rays

b.

β- particles

c.

X-rays

d.

α- particles

d.

### Explanation

Here as we know that

Α-particles are fast moving helium atoms. They have high energy typically in the MeV range, but due to their large mass their range is small and they are stop by just few inches of air, or paper.

## Question 63

### Question

MCQ▾

Which statement is correct?

### Choices

Choice (4)

a.

Weight is a force, measured in kilograms.

b.

Mass is a force, measured in Newton.

c.

Mass is a force, measured in kilograms.

d.

Weight is a force, measured in Newton.