Physics 0625

1 A student has a measuring cylinder containing water and also has a balance. Which of these could she use to find the volume of a small metal sphere? She has no other apparatus. A either the measuring cylinder containing water or the balance B the measuring cylinder containing water only C the balance only D neither the measuring cylinder nor the balance

1 The diagram shows a stone of irregular shape. Which property of the stone can be found by lowering it into a measuring cylinder half-filled with water? A length B mass C volume D weight

1 Which piece of apparatus is the most suitable for measuring the mass of a pencil sharpener? A digital balance B measuring cylinder C newton meter D ruler

1 The diagram shows a plastic rod alongside a ruler. 0 10 20 cm plastic rod What is the length of the rod? A 2.5 cm B 3.5 cm C 7.0 cm D 9.0 cm

1 A student measures the volume of a quantity of water. Which apparatus is suitable? A a balance B a measuring cylinder C a ruler D a thermometer

1 Which list places units of length in increasing order of magnitude (size)? A cm  mm  m B mm  cm  m C mm  m  cm D m  mm  cm

1 A teacher asks a student to measure the volume of a pencil sharpener. Which piece of apparatus would not be useful? A beaker B displacement can C balance D measuring cylinder

2 Two rockets are launched at the same time from the surface of the Earth. The graph shows how the speeds of the rockets change with time. 0 0 speed time rocket P rocket Q Which statement about the rockets is correct? A Both rockets travel the same distance. B Rocket P accelerates and then decelerates. C Rocket P travels further than rocket Q. D Rocket Q has zero acceleration.

2 Two stones of different weights fall at the same time from a table. Air resistance may be ignored. What will happen and why? what will happen why A Both stones hit the floor at the same time. Acceleration of free fall is constant. B Both stones hit the floor at the same time. They fall at constant speed. C The heavier stone hits the floor first. Acceleration increases with weight. D The heavier stone hits the floor first. Speed increases with weight.

2 A cyclist records his speed and the distance travelled during a journey. He then plots the data against time for different sections of his journey. Which graph shows a section when he is moving with constant speed? distance time A 0 0 speed time B 0 0 C distance time 0 0 speed time D 0 0

2 Two stones of different weights fall at the same time from a table. Air resistance may be ignored. What will happen and why? what will happen why A Both stones hit the floor at the same time. Acceleration of free fall is constant. B Both stones hit the floor at the same time. They fall at constant speed. C The heavier stone hits the floor first. Acceleration increases with weight. D The heavier stone hits the floor first. Speed increases with weight.

2 The diagrams show distance–time graphs for four objects. Which graph represents an object moving with an increasing speed? distance time 0 A 0 distance time 0 B 0 distance time 0 C 0 distance time 0 D 0

2 Which graph represents an object that is moving at constant speed? distance time 0 0 A distance time 0 0 B distance time 0 0 C distance time 0 0 D

2 The graph shows how the speed of a car varies with time at the start of a journey. 6 5 4 3 2 1 0 speed m / s time / s 0 1 2 3 4 Which distance–time graph represents the motion of the car over the same time period? 12 10 8 6 4 2 0 distance / m time / s 0 1 2 A 3 4 12 10 8 6 4 2 0 distance / m time / s 0 1 2 B 3 4 6 5 4 3 2 1 0 distance / m time / s 0 1 2 C 3 4 6 5 4 3 2 1 0 distance / m time / s 0 1 2 D 3 4

3 A train begins a journey from a station and travels 60 km in a time of 20 minutes. What is the average speed of the train? A 3.0 m / s B 5.0 m / s C 50 m / s D 60 m / s

3 The distance–time graph for a motorway journey is shown. 100 90 80 70 60 50 40 30 20 10 0 0 10 20 30 40 50 60 70 80 90 100 110 120 distance / km time / min What is the average speed for the journey? A 50 km / h B 67 km / h C 70 km / h D 83 km / h

3 Two stones of different weights fall at the same time from a table. Air resistance may be ignored. What will happen and why? what will happen why A Both stones hit the floor at the same time. Acceleration of free fall is constant. B Both stones hit the floor at the same time. They fall at constant speed. C The heavier stone hits the floor first. Acceleration increases with weight. D The heavier stone hits the floor first. Speed increases with weight.

3 A cyclist rides 300 m up a slope in 50 s. She then rides down the slope in 25 s. What is her average speed for the whole journey? A 4.0 m / s B 8.0 m / s C 9.0 m / s D 16 m / s

3 The gravitational field strength on the Moon is smaller than that on the Earth. A scientist examines a rock which has been brought back from the Moon. He measures three quantities. 1 the density of the rock 2 the mass of the rock 3 the weight of the rock Which quantities are the same size on the surface of the Earth and on the surface of the Moon? A 1 and 2 only B 1 and 3 only C 2 and 3 only D 1, 2 and 3

3 Which statement about the equation shown is correct? W = mg A g is a force, m and W are not forces. B m is a force, g and W are not forces. C W is a force, g and m are not forces. D None of g, m and W are forces.