$300 Question from Unit 5: When you exert force to stand up, an equal and opposite force is exerted by the floor. These forces are called ________ - ___________ forces. Which of Newtons Law does this obey?
$300 Answer from Unit 5: Action-Reaction Newtons 3 rd Law!
$400 Question from Unit 5: In the absence of air resistance, when an object is in free-fall, the velocity of the object….
$400 Answer from Unit 5: INCREASES at a constant rate (constant acceleration)
$500 Question from Unit 5: As you get farther from the center of Earth, your weight will __________. Why?
$500 Answer from Unit 5: Decrease! Gravity depends on distance, and you are getting farther from the gravitational force!
$100 Question from Unit 6 & 7: A school bus engine transfers chemical potential energy into __________ so that the bus moves.