after the car leaves the platform, gravity causes it to accelerate downward at a rate of 9.8 m/s2. what is the gravitational force on the car?

What will occur when the trough of Wave A overlaps the trough of Wave B? A: Destructive interference will occur, causing the new wave to have more energy than Wave A or Wave B.

How many grams of ice at 0°c will melt if 1.50 kj of heat are added? (the molar heat of fusion of water is 6.01 kj/mol.) 4.49 g 12.0 g 7.51 g 2.99 g?

The ammeter displays a reading of 0.10 A. Calculate the potential difference across the 45 Ω resistor.

Biotic factors and abiotic factor temperature

What occurs when an unstable atomic nucleus changes into other nuclei by emitting particles and energy

The buildup of charges on an object is called

Which of the following statements is true? The freezing and boiling temperatures of a substance are the same. The freezing and condensation temperatures of a substance are the same. The freezing and melting temperatures of a substance are the same.

What's bigger 32A or 32B

Two charged objects have a repulsive force of. 080 N. if the charge of both of the objects is doubled, then what is the new force?

A hiker leaves her camp and walks 3.5 km in a direction of 55° south of west to the lake. after a short rest at the lake, she hikes 2.7 km in a direction of 16° east of south to the scenic overlook.