What are the 2nd mid-semester question papers and answers for 10th-grade Physics in 2025? What is the last academic topic in the 10th-grade Physics curriculum in Vietnam?

What are the 2nd mid-semester question papers and answers for 10th-grade Physics in 2025?

You may refer to the following 2nd mid-semester question papers and answers for 10th-grade Physics in 2025:

2nd mid-semester question papers and answers for 10th-grade Physics in 2025

Sample question paper No. 1:

I. MULTIPLE CHOICE (7.0 points)

Choose the letter in front of the answer you believe is the most correct. Each correct answer is awarded 0.25 points.

Question 1: A person pushes a wooden box weighing 55 kg horizontally with a force of 220 N, causing it to move on a horizontal plane. Knowing the frictional force resisting the motion is Fms = 192.5 N, the acceleration of the box is:

A. 0.5 m/s^2^.

B. 1 m/s^2^.

C. 4 m/s^2^.

D. 3.5 m/s^2^.

Question 2: An object with a mass of 3 kg is at rest on the floor. It accelerates uniformly in a straight line under the influence of a force F, which is in the direction of motion. The kinetic friction between the object and the floor is 6 N. (Assume g = 10 m/s^2^). The magnitude of the force F is:

A. 6 N.

B. 9 N.

C. 15 N.

D. 12 N.

Question 3: A mass m = 3 kg moves up an inclined plane at an angle of 45 degrees to the horizontal under the influence of a force F. Neglect friction between the object and the inclined plane (take g = 10 m/s^2^). The magnitude of force F when the object slides uniformly is:

A. 15 N.

B. 30 N.

C. 15√2 N.

D. 15√3 N.

Question 4: A car with a mass of 1 ton is moving at a constant speed of 36 km/h on a horizontal stretch AB of 696 m length. The propelling force is 2000 N. The magnitude of the frictional force is:

A. 1800 N.

B. 4000 N.

C. 2000 N.

D. 1820 N.

Question 5: The formula for torque is:

A. M = F.d

B. M = F:d

C. M = F^2^.d

D.

Question 6: A force of 4 N acts on a solid object with a fixed rotational axis at O, and the distance AO is 50 cm. The magnitude of this torque is:

A. 200 N.m.

B. 2 N.m.

C. 20 N.m.

D. 8 N.m.

Question 7: The condition for equilibrium of an object with a fixed rotation axis is:

A. The sum of the torques on the object (with respect to any chosen point as the rotation axis) is zero.

B. The torque on the object is at a minimum.

C. The torque on the object is at a maximum.

D. The sum of the torques on the object is at a maximum.

Question 8: When a couple acts on an object:

A. It only causes the object to rotate, not translate.

B. It only causes the object to translate, not rotate.

C. It causes the object to both rotate and translate.

D. It causes the object to remain stationary.

Question 9: A person uses their hand to apply a force F to lift an object that is a uniform solid rod 1 meter long, as shown below. The angle between the rod and the floor is 30 degrees and the rod's weight is 20 N. The magnitude of force F is:

Question 10: Which of the following statements is correct?

A. Energy can transform from one form to another but cannot transfer from one object to another.

B. Energy can transform from one form to another or transfer from one object to another.

C. Energy can transfer from one object to another but does not exert force on the object.

D. Energy cannot transfer from one object to another, from one place to another.

Question 11: When boiling water using an electric kettle, what is the main process of energy transfer and transformation happening?

A. Electrical energy transforms into thermal energy.

B. Thermal energy transforms into electrical energy.

C. Optical energy transforms into electrical energy.

D. Optical energy transforms into chemical energy.

Question 12: The unit of work is:

A. Joule (J).

B. Newton (N).

C. Watt (W).

D. Horsepower (HP).

Question 13: In which of the following cases does gravity do the work of propelling a car?

A. The car is moving downhill.

B. The car is moving uphill.

C. The car is moving on a horizontal road.

D. The car is being lifted vertically by a crane.

Question 14: A force F = 50 N makes an angle α = 30 degrees with the horizontal, pulling an object and causing it to move at a constant speed on a horizontal plane. The work done by the force when the object moves a distance of 5 m is:

A. 216 J.

B. 115 J.

C. 0 J.

D. 250 J.

Question 15: Power is:

A. A quantity measured by the force applied in one unit of time.

B. A quantity measured by the work performed during the time the object is in motion.

C. A quantity that characterizes the ability to perform work quickly or slowly by a person or a power-generating device.

D. A quantity measured by the force applied in the time the object is in motion.

Question 16: Which of the following is not a unit of power?

A. N.m/s.

B. W.

C. J.s.

D. HP.

Question 17: An object moves with velocity v under the influence of a constant force F. The power of force F is:

A. P = Fvt.

B. P = Fv.

C. P = Ft.

D. P = Fv^2^.

Question 18: What power is needed to lift a rock weighing 50 N uniformly to a height of 10 m in 2 seconds?

A. 2.5W.

B. 25W.

C. 250W

D. 2.5kW.

Question 19: If a person lives for 70 years, how much work does the heart perform? How long would it take for a truck to perform this work? Assume the truck's power is 3 x 10^5 W.

A. A = 662256000 J; t = 2207.52 seconds.

B. A = 6622560000 J; t = 22075.2 seconds.

C. A = 662256000 J; t = 220.752 seconds.

D. A = 6622560 J; t = 22075.2 seconds.

Question 20: Which of the following statements is correct regarding kinetic energy?

A. Kinetic energy is the form of energy an object possesses due to its motion.

B. Kinetic energy is the form of energy an object possesses due to its height compared to the ground.

C. Kinetic energy is a vector quantity; it can be negative, positive, or zero.

D. Kinetic energy is determined by the expression W_đ = mv^2.

Note: The information is for reference!

What are the 2nd mid-semester question papers and answers for 10th-grade Physics in 2025? What is the last academic topic in the 10th-grade Physics curriculum in Vietnam? (Image from the Internet)

What is the last academic topic in the 10th-grade Physics curriculum in Vietnam?

Under Section 5 of the General education program in Physics issued with Circular 32/2018/TT-BGDDT, there are 3 academic topics in the 10th-grade Physics curriculum in Vietnam as follows:

Topic 10.1. Physics in Various Professions

...

Topic 10.3. Physics with Environmental Protection Education

The necessity of environmental protection

- Discuss, propose, select the option, and execute the learning Task to explore:

+ The necessity of environmental protection in the development strategy of nations.

+ The role of individuals and communities in environmental protection.

Physics with environmental protection education

- Discuss, propose, select the option, and execute the learning Task to explore:

+ The impact of current energy usage on the environment, economy, and climate of Vietnam.

+ Overview of pollutants in fossil fuels, acid rain, nuclear energy, ozone layer depletion, climate change.

- Discuss, propose, select the option, and execute the learning Task to explore:

+ Classification of fossil energy and renewable energy.

+ The role of renewable energy.

+ Some basic technologies to obtain renewable energy.

Thus, according to the above regulation, the last academic topic in the 10th-grade Physics curriculum in Vietnam is Topic 10.3 - Physics with Environmental Protection Education.

What are the educational objectives for 10th-grade Physics in Vietnam?

Under Article 29 of the Education Law 2019, the educational objectives for 10th-grade Physics in Vietnam are regulated as follows:

- provision of civic knowledge;

- students' consolidation and development of the outcomes of lower secondary education; completion of general education and acquisition of common understanding on techniques and career orientation;

- provision of opportunities for students to develop their personal abilities in order to choose their development direction, to enter higher education, vocational education or the workforce, contributing to the building and defending of the Fatherland.