1. What does PE stand for? Physical Education
2. Name one common PE exercise? Your choice A knee push up B piano keys
Answer:
1) Skis have a large area to reduce the pressure on the snow. This ensures that the skis do not sink into the snow too far.
2) The pressure under the studs on the soles of football shoes is high enough for them to sink into the ground, which gives extra grip.
3) A vacuum cleaner has a fan inside that creates a low pressure inside the device. Consequently, air and dirt particles are sucked into the device.
That's a true statement ... not a question.
When the kinetic energy of an object changes, energy
may be transferred either to or from the object.
When blue litmus paper is dipped in acid the paper turns red.
hope this helps :)