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OCR Higher GCSE Combined Science Physics A Gateway Science J250_12: Paper 12(Higher Tier) question-paper june 2024 $16.49   Add to cart
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OCR Higher GCSE Combined Science Physics A Gateway Science J250_12: Paper 12(Higher Tier) question-paper june 2024
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OCR Higher GCSE Combined Science Physics A Gateway Science J250_12: Paper 12(Higher Tier) question-paper june 2024

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  • November 1, 2024
  • 19
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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Oxford Cambridge and RSA
H
Please write clearly in black ink. Do not write in the barcodes.
First name(s)
Last name
Centre number
Candidate number
OCR is an exempt Charity
Turn over
*
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2
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INSTRUCTIONS
· Use black ink. You can use an HB pencil, but only for graphs and diagrams.
· Write your answer to each question in the space provided. If you need extra space use
the lined pages at the end of this booklet. The question numbers must be clearly shown.
· Answer all the questions.
· Where appropriate, your answer should be supported with working. Marks might be
given for using a correct method, even if your answer is wrong.
INFORMATION
· The total mark for this paper is 60.
· The marks for each question are shown in brackets [ ].
· Quality of extended response will be assessed in questions marked with an asterisk (*).
· This document has 20 pages.
ADVICE
· Read each question carefully before you start your answer.
*9983272612*
© OCR 2024 [601/8687/2]
DC (EF/CB) 320886/8
You must have:
· a ruler (cm/mm)
· the Equation Sheet for GCSE (9·1) Combined
Science A (Physics) (inside this document)
You can use:
· a scientific or graphical calculator
· an HB pencil
Friday 14 June 2024 · Afternoon
GCSE (9·1) Combined Science A
(Gateway Science)
J250/12 Physics (Higher Tier)
Time allowed: 1 hour 10 minutes

, 2
Section A

You should spend a maximum of 20 minutes on this section.

Write your answer to each question in the box provided.


1 A student uses a ruler to measure a friend’s reaction time.




Student




Friend



How does the student determine the friend’s reaction time?

A Divide the length of the ruler by the time taken to catch the ruler.

B Measure the length of the ruler where the friend catches it and convert to a time.

C Multiply the length of the ruler by the time taken to catch the ruler.

D Time how long it takes the ruler to hit the floor.


Your answer [1]


2 Some students design a practical to model radioactive decay.

Which model is correct?

A Throw a coin in the air 100 times and count the number of heads or tails.

B Throw 10 dice in a tray 10 times and add up the scores.

C Throw 100 dice in a tray and remove the ones with a 6 facing up.

D Throw 100 identical wooden blocks in a tray.


Your answer [1]

© OCR 2024

, 3
3 A bird sits on a branch in a tree.

The mass of the bird is 2.0 kg.
The gravitational potential energy of the bird is 170 J.

What is the height of the bird above the ground?

Use the equation: gravitational potential energy = mass × gravitational field strength × height

Gravitational field strength = 10 N / kg

A 8.5 m

B 17 m

C 34 m

D 85 m


Your answer [1]


4 A bus travels at 11 m / s. The kinetic energy of the bus is 726 000 J.

What is the mass of the bus?
1
Use the equation: kinetic energy = 2 × mass × (speed)2

A 3000 kg

B 6000 kg

C 12 000 kg

D 132 000 kg


Your answer [1]




© OCR 2024 Turn over

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