Q - Explain the effect of Earth's gravity on objects on the surface of Earth.

A - Gravity pulls objects toward Earth at a rate of 9.8 m/s2. Weight is the result of gravity's pull on a mass on Earth's surface.

A graph of the motion of a pendulum shows that it swings from + 5 centimeters to - 5 centimeters for each cycle. What is the amplitude of the pendulum?

A car traveling at 27 m/s starts to decelerate steadily. It comes to a complete stop in 5 seconds. What is its acceleration?

The first jeans, made by Levi Strauss & Co., were invented in which year?

Microwave ovens emit microwave energy with a wavelength of 12.7 cm. What is the energy of exactly one photon of this microwave radiation?

List the several mechanisms you have explored that change the glomerular filtration rate. how does each mechanism specifically alter the glomerular filtration rate?

A cheetah can run at 30 m/s, but only for about 12s. How far will it run in that time

A car is traveling 80 km/h if the car's speed remains constant how far will it have traveled in 3 hours a. 3km b. 26.7km c. 80 km d. 240 km

True or False? Gases such as water vapor condense when they are * heated*.

If a chromosome on unfolds itself how is transcription enhanced

Two friends, barbara and neil, are out rollerblading. with respect to the ground, barbara is skating due south at a speed of 5.9 m/s. neil is in front of her. with respect to the ground, neil is skating due west at a speed of 1.4 m/s.