Why is a train more difficult to stop than a rolling ball, even if they are traveling at the same speed? Enter your answer in the space provided.

Which of the following statements is true about magnetic fields. The earth's magnetic field is confined within the core of the earth. Magnetic fields are unreliable for use in navigation.

A scientist uses different types of gasoline in the engines of three identical cars. She measures how far the cars go before running out of gas. What is the dependent variable in this experiment?

Which process has led to the production of most modern domesticated crops and livestock A. Selective Breeding B. Extinction C. Natural selection D. Acquired characteristics

A stationary 90 kg baseball pitcher throws a 0.15 kg baseball forward at 40 m/s. What is the linear momentum of the baseball? Select one: 0.0038 kg. m/s 3600 kg. m/s 267 kg. m/s 6 kg. m/s

What is a definition of time distortion?

How much force is required to pull a spring 3.0 cm from its equilibrium position if the spring constant is 3.7 x 103 n/m?

When did our Solar System begin to form? When did our Solar System begin to form? 5 million years ago 5000 years ago 5 trillion years ago 5 billion years ago

Which describes how radiation moves? radiation moves from a cooler object to a warmer object radiation moves from a warmer object to a cooler object radiation moves from a warm object to an object of the same temperature radiation moves from a cool

Why does the closed top of a convertible bulge when the car is riding along a highway? Why does the closed top of a convertible bulge when the car is riding along a highway? The air pressure is greater outside the car than inside.

Is a white shirt cooler or warmer in the sunlight?